Easy variable question pls help

Easy Variable Question Pls Help

Answers

Answer 1

Answer:

z = -4 1/2

Step-by-step explanation:

1. First change the mixed fractions to improper fractions so it's easier

[tex]\frac{16}{5\\}/(z-\frac{1}{2}) = \frac{8}{3}/(z+\frac{1}{3})[/tex]

2. Simplify

[tex]\frac{32}{5(2z-1)} = \frac{8}{3z+1}[/tex]

3. Cross multiply

[tex]32(3z+1) = 5(2z-1) * 8[/tex]

4. Simplify again (distributive property)

[tex]32(3z+1) = 40(2z-1)[/tex]

5. Distributive property

[tex]32(3z+1) -> 96z+32[/tex]  

[tex]40(2z-1) -> 80z-40[/tex]

[tex]96z+32=80z-40[/tex]

6. Subtract 32 from both sides

[tex]96z+32-32 = 80z-40-32[/tex]

7. Simplify

[tex]96z = 80z-72[/tex]

8. Subtract 80 from both sides

[tex]96z-80z=80z-72-80z[/tex]

9. Simplify

[tex]16z=-72[/tex]

10. Divide both sides by 16

[tex]\frac{16z}{16}=\frac{-72}{16}[/tex]

11. Simplify

[tex]z=-\frac{9}{2} -> also = -4\frac{1}{2}[/tex]

Sorry if it was too long but hope this helps! :)

And also try using symbolab cuz it gives step by step explanations it's really good!


Related Questions

one clothing truck visits avas place every 3 days and another clothing truck visits noahs place every 5 days if both clothing trucks visited today when is the next time both trucks visit on the same day

Answers

Answer:

15 days

Step-by-step explanation:

Given

[tex]Truck\ 1: 3\ days[/tex]

[tex]Truck\ 2: 5\ days[/tex]

Required

Next time they both visit

First, list out days of visitation of each truck

[tex]Truck\ 1: 3, 6, 9, 12, 15, 18, 21\ days.....[/tex]

[tex]Truck\ 2: 5, 10, 15, 20, 25, \ days.....[/tex]

Write out the common days;

[tex]Day = 15[/tex]

The next time they both visit is the after 15 days

What is the length of NP?

Answers

Answer:

c. √174

Step-by-step explanation:

NP²= 10²+7²+5²=100+49+25= 174

NP = √174

The length of NP would be; √174

What is Pythagoras' Theorem?

If ABC is a triangle with AC as the hypotenuse and angle B with 90 degrees then we have:

|AC|^2 = |AB|^2 + |BC|^2    

where |AB| = length of line segment AB. (AB and BC are the rest of the two sides of that triangle ABC, AC being the hypotenuse).

We are given the measure of sides;

NP²= 10²+7²+5²

NP²=100+49+25

NP²= 174

NP = √174

Learn more about Pythagoras' theorem here:

https://brainly.com/question/12105522

#SPJ2

Please help me solve this math problem and explain it. Will give BRANIEST!
(X^2+2xy+y^2)^2

Answers

Answer:

I'm sorry hindi ko po alam eh

QUICK GIVING BRAINLIEST TO CORRECT ANSWER

Answers

Answer:

4cm

Step-by-step explanation:

length is how tall, so 4cm

to
Angle JKL is a straight angle.
The measure of angle MKL is 25°.
The measure of angle JKM is xº.
What is the value of x?
M
25°
K
n

Answers

Answer:

180-25=155 degrees

Step-by-step explanation:

The question is in the picture (Alegbra 1)

Answers

Answer:

[tex] \frac{s}{s + 3} [/tex]

Answer:

S/S+3

Step-by-step explanation:

Hope this helps...

Pls help I’ll brainlest

Answers

Answer:

Choice B

Step-by-step explanation:

7.1×10⁵ = 710,000

Answer:

The answer is B. 7.1 times 10^5.

Step-by-step explanation:

To convert a number to scientific notation, place or move the decimal point of a number until the coefficient of the number is greater than 1 and less than 10. Record down the coefficient and count the number of steps the decimal point was moved. The number of steps moved is taken as the exponent.

In 710,000, the decimal is moved to the left 5 times. Thus, causing 710,000 to written as 7.1 times 10^5 in scientific notation.

I WILL MARK BRAINLIEST (PICTURE INCLUDED)A right triangle ABC is shown below: А 3 units B 5 units The area of the triangle above will equal one half of a rectangle that is 5 units long and units wide. (Input only whole numbers, such as 8.)​

Answers

is it 3? this is a 3,4,5 triangle if that helps

The obtuse angle between the hands of a clock at 2.30 a.m is:

A 105°
B 120°
C 135°
D 150°
E 165°​

Answers

Answer:

c

Step-by-step explanation:

please help, me and my friend need help answering this question ;)

Answers

Answer:

[tex] 12\frac{8}{9} [/tex] cm

Step-by-step explanation:

Perimeter of the rectangle = 2(length + width)

length = 3⅚ cm

width = [tex] 2\frac{11}{18} [/tex] cm

Thus:

Perimeter = [tex] 2(3\frac{5}{6} + 2\frac{11}{18}) [/tex]

Change the fractions to improper fractions

Perimeter = [tex] 2(\frac{23}{6} + \frac{47}{18}) [/tex]

Add

= [tex] 2(\frac{69 + 47}{18} [/tex]

= [tex] 2(\frac{116}{18} [/tex]

= [tex] \frac{116}{9} [/tex]

= [tex] 12\frac{8}{9} [/tex] cm

If the following picture below was rotated about the y-axis, what 3-D shape would it make? ( HELP PLEASEE )

Answers

Rotating the figure about the y-axis results in the creation of a cylindrical figure of radius 2 units and 6 units tall.

Which is the value of 2.3 - (-2.3)?

Answers

Answer:4.6

Step-by-step explanation:2.3-(-2.3) is the same thing as 2.3+2.3 which is 4.6

Answer:

4.6

Step-by-step explanation:

Is this correct. Please let me know thank you

Answers

Answer:

Yes it is correct, the amount of flour is 1.5 times larger than eggs needed

Step-by-step explanation:

PLEASE HELP ME !!! Can anyone help me find the function for this trig graph ?? i need a specific answer for the function , 50 pts and i will mark brainliest !!

Answers

This is the sine curve shifted up by 4 units so y = 4 + sin(x)

Answer:

y = 5 sin (2x) + 4

Step-by-step explanation:

this is sines function,

the amplitude is [9 - (-1)]/2 = 10/2 = 5

the period is 2πx/π = 2x

the x-axis of actual function is at y = 4

so, the function is :

y = 5 sin (2x) + 4

1. Given f(x) = x2 – X and g(x) = 3x + 2, find f(g(2))

Answers

Answer:

56

Step-by-step explanation:

g(2) = 3(2) + 2

      = 6 + 2

      = 8

f(8) = 8^2 - 8

     = 64 - 8

     = 56

A rectangular in ground pool needs to be filled with water. The pool is 20 feet long 9 1/2 feet wide, and 5 1/2 feet deep determin the maximum amount of water the pool can hold? PLS ANSWER IM GOING TO FAIL

Answers

Answer:

1045 ft³ of water

Step-by-step explanation:

Given :

Length = 20 feets

Width = 9 1/2 feets

Height = 5 1/2 feets

The maximum of water the pool can hold is equivalent to the volume of the pool ;

Hence, Volume = Length * width * height

Volume = 20 * 9 1/2 * 5 1/2

Volume = 1045 ft³ of water

can someone help me

Answers

55 x 7 = 385

dadadsdsadssdgregeg

Choose the best estimate for the multiplication problem below. 56 x 51
A. 2000
B. 3000
C. 4100​

Answers

Answer:

B

Step-by-step explanation:

Answer: B.

Explanation: 56 multiply 51 is 2856 and 3000 is the closest to 2856.

Also pls mark me as brianliest!!

Polly had 5 times as many red balloons as many red balloons as blue ones. She had 18 all together. How many of her balloons were blue ones?

Answers

Answer: 3 were blue

Step-by-step explanation:

Blue  + Red  =   18....so.....

B  +  5B  =  18

6B  =  18

B   =18 /   6    =    3  blue

What is the name of the following net?

Answers

the answer is square pyramid

Answer:

[tex]\large\colorbox{gold}{sǫᴜᴀʀᴇ ᴘʏʀᴀᴍɪᴅ}[/tex]

another name for the positive integrets is the ___ Numbers.

Answers

Answer:

natural

Step-by-step explanation:

Abcdefghijklmnopqrstuvwxyz


Find the first term and the common ratio of the following geometric
sequence: 8, 16, 32, ...

Answers

Answer:

The first term is 8

The common ratio is 2, because the ratio of 8:16 is 1:2 and the ratio of 16:32 is 1:2

Step-by-step explanation:

Answer:

The common ratio of the following geometric sequence is x2 everytime.


Marie had 12 pizzas. She wanted to give each person of a 1/4
pizza. How many people would receive a piece of pizza?

Answers

Answer:

48 people.

Step-by-step explanation:

Each person gets 1/4 of a pizza meaning that one pizza can serve 4 people. If one pizza can serve 4 people, 12 pizzas can serve 48 people, because 4x12=48.

y=300(1+0.06/12)^12t

i need to answer. no links or I'll report ​

Answers

Well if you were to solve for y it would be “y=300•1.005^12t
-
If you were to solve for t it’d be “t=In(y/300)/12In(1.005)

A shirt originally cost $15, but it was marked down 5%. How much does the shirt cost now? Don't forget the $ symbol.​

Answers

Answer:    $14.25

===============================================

Explanation:

There are two approaches we can take.

The first approach is finding the amount we save, which is 5% of 15 = 0.05*15 = 0.75 dollars or 75 cents.

So the new price is 15 - 0.75 = 14.25 dollars

----------------

The second approach is to think of it like this: If you save 5%, then you still have to pay the remaining 95% (the two percentages add to 100%).

95% of 15 = 0.95*15 = 14.25

This second approach is handy if you want to chain multiple discounts together. So let's say there's a special 10% off sale on top of the 5% discount. We would multiply by 0.90 to further discount by 10% and get to 0.90*0.95*15 = 12.825 = 12.83. It also works in reverse too and we could chain percent increases along with percent decreases.

A month of the year is chosen at random. What is the probability that the month starts with the letter J or the letter M?

Answers

Answer:

The probability that the month starts with the letter J or the letter M is 41.66%.

Step-by-step explanation:

Given that a month of the year is chosen at random, to determine what is the probability that the month starts with the letter J or the letter M, the following calculation must be performed:

January - March - May - June - July = 5 months

(5/12) x 100 = X

0.4166 x 100 = X

41.66 = X

Therefore, the probability that the month starts with the letter J or the letter M is 41.66%.

Answer:

5/12

Step-by-step explanation:

Months that start with the letter M are March and May

Months that start with J are January, June, July

So, in total the months that start with J and M are 5 in number.

Total number of months = 12

Therefore the probability = 5/12 or 0.416 (bar on 6)

Hope u understood

Please mark as brainliest

Thank You

Explain why sin(A)=sin(D)
I NEED HELP ASAP

Answers

becouse The size does not differ whether it is big or small, the degree remains the same

urgent..
not explanation just answer plzz

Answers

Answer:

D 1

Step-by-step explanation:

09.03 MC) What is the domain of the following parabola? (5 points) u-shaped graph that opens down with a vertex of 2, 3 Select one: a. x ≥ 2 b. x ≤ −1 c. y ≤ 3 d. All real numbers

Answers

Answer:

The correct option is d: All real numbers.

Step-by-step explanation:

For a function f(x), the domain is the set of all the possible values of x that we can input in that function.

A general way to find the domain of a function is:

First, assume that the domain is the set of all real numbers.

Then, look at restrictions implied:

like in functions like:

f(x) = 4   if x > 3

Here the domain of the function is implied.

Third, let's find values of x that make "problems" with our function (for example, a zero in the denominator) and then remove these points from the domain.

In this case, we have a quadratic function:

y = a*x^2 + b*x + c

Here we do not have any problem (like a zero in a denominator), and we do not have any restrictions (We only know that the parabola is U shaped, so it is a function, and that its vertex is (2, 3) )

Then we can conclude that the domain of this function is the set of all real numbers.

The correct option is d: All real numbers.

Find all working solutions for x.
✓(x-5) - 5 = 3

Answers

Your answer will be 13

Answer:

Step-by-step explanation:

✓(x-5) - 5 = 3

✓(x-5) - 8 = 0

(✓(x-5))² - 8² = 0

x-5 - 64 = 0

x - 69 = 0

x = 69

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