0.5(4x – 6 ) + 2x = 3x – 8

Answers

Answer 1
the answer is x=-5. from photomath
Answer 2

Answer:=6

Step-by-step explanation:


Related Questions

a construction worker needs to determine the volume of a sandpille in a construction yard as shown
a line along

Answers

Answer:
6580cm
Step-by-step explanation:
The answer is 6580cm because....
Step one First let's figure out what the smaller shape's volume is. To do so we need to multiply ( LxWxH ) so 6x5x? it does not list what the height is so we know it has the same height as the larger shape and it's height is 14cm so we will use 14cm. 6x5x14=420cm
Step two Now lets find the Volume of the larger shape. So lets do LxWxH so Lx?x14 it does not give us the length so we need to add up all of the numbers along the line. We got 7cm then 5 from the bottom of the smaller shape and 10cm. all ads up to 22cm so 20x22x14=6160
Finally we add up the following shapes Volume which are 6160+420=6580cm

A teacher's salary in California on average is $52,140. Typically, as a retiring employee, will receive 1.5% of their average salary for the last three years of employment for every year worked and you are planning on retiring after 25 years of employment.

Answers

Answer:

Retirement pay= $19,552.5

Step-by-step explanation:

Giving the following information:

Annual salary= $52,140

Employment years= 25

First, we need to calculate the 1.5% of the annual average salary:

1.5%= 52,140*0.015

1.5%= $782.1

Now, the payment at the moment of retirement:

Retirement pay= 782.1*25

Retirement pay= $19,552.5

Two students, Matt and Billy , each calculated the volume of a spherical ball with a dime tee of 15 centimeters. Their work is show below

Answers

Answer:

Matt ;

Used diameter of the ball instead of Radius

Step-by-step explanation:

The volume of a sphere is given as :

4/3πr³

Radius, r = diameter / 2

Given that, the diameter = 15 cm ; The Radius = 15 / 2 = 7.5 cm

Matt made an error in his calculation by failing to covert the value of the diameter given to Radius.

By dividing the diameter by 2 = 15 / 2 = 7.5, we obtain the Radius, which is what Billy did in her own calculation.

Mrs. Kendall divided and served 7 2/4 cups of cereal to her preschool class. She put 3/4 cups of cereal in each bowl. How many bowls will Mrs. Kendall make for her class?

Answers

Answer:

10 bowls

Step-by-step explanation:

2
10
TIME REMAINING
58:36
What is the surface area of a square pyramid if the base has an area of 16 cm2 and the lateral faces have a slant
height of 12 cm?
ОООО
112 cm2
208 cm2
400 cm2
640 cm2
Submit

Answers

Answer:

112 cm2

I just took quiz

Answer:

A

Step-by-step explanation:

What is the quotient of 4928 and 77?
Ο Α. 54
O B. 55
O C. 64
O D. 65

Answers

Answer:

Step-by-step explanation:

if you divide 4928/77=64

choice C

Jag har ingen aning

What is the answe for it?

Answers

Answer:

it mean

Step-by-step explanation:

asap skekdkdke

i am joking

I think the answer is you’re cute

Question 3 of 10
The two lines graphed below are parallel. How many solutions are there to the
system of equations?
5
5+
O A. Two
B. One
O C. Infinitely many
D. Zero

Answers

Answer:

B I THINK CJGXJGXIIIXIXIIIZI SORRY I HAVE TO DO 20 CHARACTERS LOL

There is No solution for the system of Equations.

How to find the type of solution?

There are three possible scenarios:

The lines intersect at a single point. The solution is the coordinates of the point of intersection. The lines are parallel and do not intersect, there is no common solution.The lines coincide with each other. and any point on the line satisfies both equations.

If two lines on a graph are parallel, this means they have the same slope and they will never intersect. Therefore, there is no point of intersection, and the system of equations they represent has no solution. In other words, the system is inconsistent.

Geometrically, the fact that the lines are parallel indicates that they have the same rate of change and will never cross each other. In terms of the equations, this means that the system of equations has no common solution that satisfies both equations simultaneously.

Learn more about Types of solution here:

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Find the perimeter of the following figure.

Answers

Perimeter is 48
12+8+4+4+4+4+4+8=48

will mark brainliest if correct

Answers

The answer is 6 to the question

Answer:

12

Step-by-step explanation:

Please help answer correctly !!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

3+3(2)=9?

Step-by-step explanation:

Help Me please This is Due today. I will Mark Brainliest. please answer both

Answers

Answer:

For the first one its A.

For the second one its C

Step-by-step explanation:

1. The answer is the first one
2. The answer is the third one
Brainliest?
Have a good day

Samantha wants to join a gym. Gym A: $15 joining fee $35 monthly charge. Gym B: No joining fee $40 monthly charge. Enter the number of months for the total cost of both gyms to be equal.

Answers

Answer:

3 months

Step-by-step explanation:

Given data

Gym A

$15 joining fee $35 monthly charge

let the number of months be x

and the total charges for x months be y

the expression for the total charges will be given as

y= 15+35x-----------------1

Gym B: No joining fee $40 monthly charge

let the number of months be x

and the total charges for x months be y

the expression for the total charges will be given as

y= 40x-----------------2

Equate 1 and 2

15+35x= 40x

collect like terms

15= 40x-35x

15= 5x

divide both sides by 5

x= 15/5

x= 3

Hence the number of months is 3 months

A cylinder has the diameter 4 cm and is 3 cm high. What is the volume of the shape
(approximately)?
multiple choice question

28cm³, 38cm³ , 13cm³ 146cm³​

Please hurry

Answers

Answer:

38cm³

Step-by-step explanation:

diameter = 4cm

radius = 4/2 = 2cm

height = 3cm

volume of cylinder = π r²h

= 22/7 × 2 × 2 × 3

= 264/7 cm

= 37.714cm

The right answer is approximately 38cm³.

Answer:

The answer( 38 cm^3)

Step-by-step explanation:

[tex]v = \pi {r}^{2} \times h \\ v = 3.14 \times {2}^{2} \times 3 \\ v = 37.699 \\ v = 38 \: {cm}^{3} [/tex]

I hope that is useful for you :)

A drone sees a ship in bay 30 miles from one lighthouse and 18 miles from another what is the distance between the light houses if the angle formed at the ship to both lighthouse is 62 degrees

Answers

Answer:

Distance between the lighthouses is 26.78 miles.

Step-by-step explanation:

Distance between the ship A and lighthouse B = 18 miles

Distance between ship B and lighthouse C = 30 miles

Angle formed at the ship to both the lighthouses = 62°

By applying cosine rule in the given triangle,

(BC)² = (AB)² + (AC)² - 2(AB)(AC)cos(∠A)

(BC)² = (30)² + (18)² - 2(30)(18)cos(62°)

(BC)² = 900 + 324 - 507.03

         = 716.97

BC = √716.97 = 26.78 miles

Therefore, distance between the lighthouses is 26.78 miles.

For each of the following graphs below, write down if it is a function or not. (Function/not a Function)

Answers

Answer:

no,no,no,yes

Step-by-step explanation:

If it is a function it can never over lap.  Take a piece of paper and try to move it across the line and if it ever overlaps it is not a function

Answer: 1,2,3 not functions, 4 is

Step-by-step explanation:

Use the vertical line test... can you draw a vertical line through the graph and only hit 1 point- if so, it is a function- if no it isn't

Graphs 1, and 2 both have places where I would hit two points- so no

graph 3 is a vertical line- so it isn't a function either

graph 4 passes the vertical line test so it is

When is the quadratic formula useful for solving equations?

Answers

Answer:

As well as being a formula that yields the zeros of any parabola, the quadratic formula can also be used to identify the axis of symmetry of the parabola, and the number of real zeros the quadratic equation contains.

The quadratic formula is useful for solving equations of the form ax² + bx + c = 0.

We have,

The quadratic formula is useful for solving equations of the form

ax² + bx + c = 0, where a, b, and c are constants and a ≠ 0.

This formula allows us to find the solutions (or roots) for quadratic equations when factoring or other methods may not be readily applicable or efficient.

The quadratic formula states that for any quadratic equation of the form ax² + bx + c = 0, the solutions can be found using the following formula:

x = (-b ± √(b² - 4ac)) / (2a)

The quadratic formula is particularly useful when:

The quadratic equation cannot be factored easily or at all.

The coefficients a, b, and c are known or can be easily determined.

The equation is in standard quadratic form, where the highest power of x is 2 and the coefficients are real numbers.

The desired solutions are required in an exact form or as precise decimal approximations.

The quadratic formula provides a straightforward method to find the solutions of a quadratic equation in various contexts, such as mathematics, physics, engineering, and other fields where quadratic equations arise.

Thus,

The quadratic formula is useful for solving equations of the form

ax² + bx + c = 0.

Learn more about equations here:

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What is the value of x

Answers

Answer:

32

Step-by-step explanation:

ok so the complete measurement is 180° so youll need to subtract 116° from that and because the 2 other unknown measurements are both the same you'll just divide 116° by 2 and that's your answer

here's the formula

[tex](180 - 116) \div 2 = 64 \div 2 = 32[/tex]

therefore x=32°

hope this was helpful:)

Both cylinders have an identical base. The first cylinder has a height of 4 inches and a volume of 120 cubic inches. The second cylinder has a height of 7 inches. ​ What is the volume, in cubic inches, of the second cylinder?

Answers

Answer:

210

Step-by-step explanation:

Use Mr.Calculator by dividing 120 by 4 and then multiplying that by 7

Answer:

210

Step-by-step explanation:

So you have to divide 4 from 120 them times 7

Pls help I’ll give brainliest

Answers

Answer: The vertex is (1,2)

What does it mean by standard form?

Evaluate the expression. 3(√27−16)

Answers

Step-by-step explanation:

step 1. 3(sqr(27) - 16) sqr is the square root

step 2. 3(3sqr3 -16)

step 3. 9sqr3 - 48.

need this done today

Answers

Answer:

I think its 10 donuts for $11.50

Step-by-step explanation:

Because...

1 dozen donuts for $15 = 1.25 each

10 donuts for $11.50 = 1.15 each

Answer:

10 donuts for $11.50 i think

Step-by-step explanation:

You only get 2 less donuts and it is much cheaper than $15

30 is what percent of 40?

Answers

Answer:

75

Step-by-step explanation:

(7,-4) and (2,-4) find the slope between each pair of points

Answers

M = 0
There is no slope in this problem

Answer:

the slope is 0

Step-by-step explanation:

need math help please ​

Answers

Step-by-step explanation:

the way to solve this is...... uhhh

I need help with B and C

Answers

Answers:

2x_83b+27363=49

Step-by-step explanation:

You watched a movie that lasted 2 2 /3 hours and then went out to eat for 2 3 /4 hours. How many hours in all did the movie and dinner last? If the movie started at 3:00, what time did you finish eating?

Answers

Answer:

Step-by-step explanation:

Add together:  2 2/3 hrs and 2 3/4 hrs:

First determine the LCD of these two fractions.  The LCD here is 3*4 = 12.

Rewrite the given times using this LCD:

2 8/12 + 2 9/12

Adding 2 and 2 results in 4; adding 8/12 and 9/12 results in 17/12, or 1 5/12.

The final result is 4 + 1 5/12, or 5 5/12.

The movie and dinner together lasted 5 5/12 hrs.

If movie and dinner started at 3:00, dinner would have finished at

3:00 + 5:5/12, or

8:25 p.m. (since 5:5/12 is the same as 5:25).

Finished eating at 8:25 p.m.

Answer:

Finished eating at 8:25 and both lasted 5:25 hours in total

Step-by-step explanation:

What is the eccentricity of the ellipse shown below? (x - 5)^2/52+(y+1)^2/64=1​

Answers

I think the answer is √3/4. I apologize in advance if it’s wrong

Answer:

The answer is 1/√3

Step-by-step explanation:

I got it right on the exam :))

Make sure to read your question carefully so you don't get it wrong! Have a lovely day <33

the sum of a certain number and 15 is 41. what is the number? show your work

Answers

Answer:

Let "n" be the number.

n+15=41

n=41-15

n=26

Let me know if this helps!

Answer:

26

Step-by-step explanation:

41-15 is 26

Find the missing factor.
2x^2 + 11x + 15 = (x + 3)(
)

Answers

Answer:

x=-2

x=-3

Step-by-step explanation:

I think this is the right answer if not I am very sorry. :)

Enjoy!

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