i need help understanding a solution

I Need Help Understanding A Solution

Answers

Answer 1

Answer:

What they mean is if you substitute the value given for x into the equation given, is the math statement true.

Step-by-step explanation:

1) Is x = -3 a solution to 6x + 4 = -12?

6(-3) + 4 = -18 + 4 = - 14, so no, for number 1, x = -3 is not a solution to 6x + 4 = -12

Make sense?

LMK if you need me to run the rest of them with you.

Answer 2

Answer:

1. No equals -14

2. No equals 14

3. No equals -25

4. Yes

5. Yes

6. No equals 1

7. No equals -29

8. Yes

9. Yes


Related Questions

hey can someone help me with this immediately! i’ll be giving out brainiest if u don’t leave a link and don’t guess!

Answers

Answer:

60 minutes

Step-by-step explanation:

You need to continue the straight line to the point (10, 100) and read off the graph for 6 miles.

describe how a root ca be written using rational expressions, give an example

Answers

Answer:

Given an expression with a rational exponent, write the expression as a radical. Determine the power by looking at the numerator of the exponent. Determine the root by looking at the denominator of the exponent. Using the base as the radicand, raise the radicand to the power and use the root as the index

Step-by-step explanation:

example

i cant do this ;/, can someone at least help me with 1 if not 2 pls and ty

Answers

Answer:

for the first question i think the answer to your question might be c

Step-by-step explanation:

c and eeeweeeeweeeeee

What is angle m1 and angle m2?

Answers

Answer:

1) 122 2)58

Step-by-step explanation:

Answer:

m1 = 122°

m2 = 58°

Step-by-step explanation:

angle 1 = 122° rule of vertical angles

180° -122° = 58°

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

Solve for x. 3.6x + 4.8 = 19.92​

Answers

the x should equal 4.2

Answer:

X = 4.2

Step-by-step explanation:

3.6 x 4.2(x) + 4.8 = 19.92

I hope this helped!!

Research studies show that the relationship between the tire pressure of a vehicle's tires and the life of the tires is
quadratic. The following table shows the recommended tire pressure of a car's tires (in pounds per square Inch) and its
anticipated tire life in thousands of miles),
Tire Pressure Tire Life
29
46.8
32
57,6
34
58.8
36
60.0
38
58.8
AN
570
52,8
Use a graphing or online regression calculator to find the quadratic function of best it for this set of data, What is the
value of a in this function?
o

Answers

Answer:c

Step-by-step explanation:

Teresa is investing $20,000 in an account with 4.3% interest rate that is compounded monthly. How much money will she have if she takes her money out after 8 years?

Answers

Answer:

Teresa will have $28,200 if she takes her money out after 8 years.

Step-by-step explanation:

To be able to find the answer, you have to use the formula to calculate the future value:

FV=PV(1+i/n)^(n*t)

FV=future value

PV=present value= $20,000

i=interest rate= 0.043

n=number of compounding periods per time unit= 12

t=time in years= 8

Now, you can replace the values on the formula:

FV=20,000*(1+(0.043/12)^(12*8)

FV=20,000*1.41

FV=28,200

According to this, the answer is that Teresa will have $28,200 if she takes her money out after 8 years.


In square units, what is the area of the shaded region in the figure above? Round to the nearest tenth.

Answers

Answer:

85.5

Step-by-step explanation:

A business has a savings account that earns a 3% annual interest rate. At the end of 1996, the business had $4,000 in the account. The formula
F = p (1+r/100)
t is used to determine the amount in the savings account.
F is the final amount,
p is the initial investment amount,
r is the annual interest rate, and
t is the time in years.
To the nearest dollar, how much did the business initially invest in 1991?
A. $3,450

B. $3,455

C. $4,631

D. $4,637

Answers

Answer:

The amount the business initially invested in 1991 is approximately;

A. $3,450

Step-by-step explanation:

The question relates to investment and finance

The parameters given are;

The annual interest rate on the business savings account = 3%

The amount the business had in the account at the end of 1996 = $4,000

The given formula used to determine the final amount in the savings account, [tex]F = p \cdot \left(1 + \dfrac{r}{100} \right )^t[/tex]

Where;

F = The final amount

p = The initial (principal) investment

r = The annual interest rate

t = The time in years

Therefore, we have;

The required information = The initial amount, 'p', the business invested in 1991

The time in years, 't', from 1991 to 1996 = 1996 - 1991 = 5

∴ The time in years from 1991 to 1996, t = 5 years

The final amount in 1996, F = $4,000

r = 3%

Plugging in the values in the given equation gives;

[tex]4000 = p\cdot \left(1 + \dfrac{3}{100} \right )^5[/tex]

Therefore;

[tex]p = \dfrac{4000}{\left(1 + \dfrac{3}{100} \right )^5} = 3,450.43513754[/tex]

To the nearest dollar, the initial amount the business invested in 1991, p ≈ $3,450.

6_7/8 + 9_5/16 pls help

Answers

Answer:

it is 16_3/6

Step-by-step explanation:

basic addition.

What does AB equal in this problem? It’s timed

Answers

Answer:

For angle B which is 50 degrees,

hypotenuse = AB =?

Adjacent = BC = 2 units......(given)

cos 50 = adjacent / hypotenuse

0.643 = 2 / AB. .....(as cos 50 = 0.643 approx)

AB * 0.643 = 2

AB = 2 / 0.643

AB = 3.11 units(approx)

Answer is 3.11 units

If h = 2, what is 3x (4 - h)?​

Answers

Answer:

3x(2)

Step-by-step explanation:

6x

Sorry if I’m wrong

Can anybody help me please

Answers

Step-by-step explanation:

I think you are clear. You can follow me to get more answers. Thanks.

I NEED HELP I AM DESPERATE PLEASE JUST HELP ME

THE AREA IS ___ SQUARE UNITS

Answers

Answer:

50 units

Step-by-step explanation:

First find the length and width by using distance formula.

QR = Square root of 25 =5

RS = Square root of 100 =10

Area = 10×5 = 50

pls help me with this question guys, no links pls, thank you very much

Answers

Answer:

29.4

Step-by-step explanation:

mC = 180 - 46 - 105 = 29

By Law of Sines: c/sin C = a/sin A

19.8/sin 29° = a / sin 46°

19.8/0.484 = a/0.72

a = 29.45 ≈ 29.4

In 1920, a woman had 4 daughters. In 1950, each daughter had 3 daughters. In 1980, each of their daughters had 3 daughters. Finally, in 2010, each of their daughters had 3 daughters.

How many daughters were born in 2010? Explain how you determined your answer.

Answers

Answer:

108

I determined my answer by multiplying 4 x 3 x 3 x 3 = 108

Step-by-step explanation:

daughters born in 1950 = 4 x 3 = 12

daughters born in 1980 = 12 x 3 = 36

daughters born in 2010 = 36 x 3 = 108

Here is the question

Answers

Answer:

A im pretty sure

Step-by-step explanation:

mark me brainliest please lol

Ainsley works for the owners of a bookstore. Her starting salary was 24,500, and she gets a 3% raise each year. Write an equation in function notation to represent subsidy’s salary as a function of the number of years she has been working at the bookstore. What will Ainselys salary be when she begins her fourth year working at bookstore?

Answers

Answer:

if x is the number of years she is working that the equation would be: 24,500+x*((3/100)*24,500)

Step-by-step explanation:

For her 4th year x would be 4, so for the equation above x=4:

24500+4*((3/100)*24500)=27440

A line passes through the points (1, 9) and (0, 4). What is its equation in slope-intercept

Answers

I need to see the pic put the pic on

please do my question u get more points if the answer is right. if inappropriate you get reported NO LINKS and please EXPLAIN

Answers

Answer:

600

Step-by-step explanation:

Well, first you need to make a proportion which will be [tex]\frac{x}{6,000} = \frac{10}{100}[/tex]

x is what we need to find

6,000 is the total people who voted

10% is the percent of 18 to 29 years old

and 100% represents the circle graph because all circle graphs equal 100%

First, we use the cross multiply method, for instance, 6,000×10=60,000

Next, divide 60,000÷100 which is 600.

Therefore there are 600, 18 to 29 year olds who voted in the election.

You and your friend decide to go to Red Robin to eat. You are both part of the rewards club and receive coupons in the mail. You have a coupon a coupon for 10% off the total bill. Your friend has a coupon for $5 off the total bill. Which coupon should you use to save the most money if the total bill was $29.90?

Answers

Answer:

you should use the 10% off coupon to get the most taken off your total bill.

Step-by-step explanation:

good luck!

Pleas help!!!!!!!!!!

Answers

Yes B is the correct answer

MATH HELP ASAP!!! MARKING BRAINLIEST

Answers

If one inch is 80 miles, then you measure 6 inches, you’re measuring 480 miles.

Which value could be substituted for x in order to make the inequality true? 8 < x < 8.5

Answers

Answer:

8 < 8.2 <8.5

Step-by-step explanation:

Pick a number that is greater than 8 but less than 8.5.

Ex: 8.1, 8.2, 8.3, 8.4

work out giving your answer as a mixed number 4 1/6 + 2 3/4

Answers

The answer is 6 11/12

4 1/6 = 4 2/12
2 3/4 = 2 9/12

4 2/12 + 2 9/12 = 6 11/12

The answer in the mixed fraction form is  6¹¹/₁₂

What is a mixed fraction?

A fraction represented with its quotient and remainder is a mixed fraction. For example, 2 1/3 is a mixed fraction, where 2 is the quotient, and 1 is the remainder. So, a mixed fraction is a combination of a whole number and a proper fraction.

Given here, 4¹/₆+ 2³/₄ = 25/6 + 11/4

                                    = 50+33 / 12

                                    = 83/12

                                    = 6¹¹/₁₂

Hence the answer in mixed fraction is  6¹¹/₁₂

Learn more about mixed fraction here:

https://brainly.com/question/29264210

#SPJ2

how do i work it What are the coordinates of the image of vertex C after a dilation with center (0,0) and scale factor 2? 10 A(-2. 6) B(3.5) D(-4, 2) C(3.2) - 10 - 8 6​

Answers

Answer is C

Iggggggggggggggggggg

Select the correct answer.
Which of the following sets of ordered pairs represents a function?
A.
{(-12,8), (-15,8), (-5,-8), (-12,-8)}
B.
{(8,-9), (-8,-5), (8,-7), (-8,-6)}
C.
{(13,-3), (13,0), (13,-1), (13,-1)}
D.
{(-9,8), (-5,-8), (-7,8), (-6,-8)}

Answers

Answer: C

Step-by-step explanation: Hope this help :D

Answer:

try c or d?

Step-by-step

Use the distributive property to remove the parentheses.
- 4(5u - 3y-1)

Answers

Answer:

-20u + 12y + 4

Step-by-step explanation:

We have the equation -4(5u - 3y - 1) and are asked to use the distributive property to remove the parenthesis.

When using the distributive property, you have to multiply the number outside the parenthesis to all numbers inside the parenthesis, do as followed :

-4(5u - 3y - 1)

(5u(-4) -3y(-4) -1(-4))

-20u + 12y + 4

A restaurant has 50 tables.
40% of the tables have 2 chairs at each table.
The remaining 60% of the tables have 4 chairs at each table.

Complete the model.
Then complete the statements to find the total number of chairs in the restaurant.

Answers

Answer:

160

Step-by-step explanation:

2+2 is 4 - 60 - 10 is 50 so it 120%
Just trying to get more points this is not right

solve for x round to nearest tenth

Answers

Answer:

33.3

Step-by-step explanation:

tan A = opp/adj

tan 39° = 27/x

x tan 39° = 27

x = 27/(tan 39°)

x = 33.3

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