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2 years ago

Solve 11 + 4x = 2x + 21 for x

Mathematics

1 answer:

makkiz [27]2 years ago

7 0

Isolate the variable by dividing each side by factors that don't contain the variable.

x=5

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Which table of ordered pairs represents a proportional relationship?

bogdanovich [222]

Answer:

Third table

Step-by-step explanation:

For the relationship to be proportional

y/x = constant

First table y/x = 8/4 = 2 then 7/11 doesn't =2 so it is not

Second table y/x =52/5 = 5 then 49/7 doesn't =5 so it is not

Third table y/x = 3/6=1/2 then 5/10 = 1/2 then 7/14 = 1/2 it is proportional

Last table y/x = 6/3 = 2 then 11/8 doesn't =2 so it is not

7 0

2 years ago

What is the cube root of -729a^9b^6?<br> -9a^3b^2<br> -9a^2b^<br> -8a^3b^2<br> -8a^2b^3

timurjin [86]

Answer:

$= 9a^3b^2$

Step-by-step explanation:

$\sqrt[3]{-729a^9b^6} =$

$= ((-9)^3a^9b^6)^{\frac{1}{3}$

$= (-9)^{3 \times \frac{1}{3}} \times a^{9 \times \frac{1}{3}} \times b^{6 \times \frac{1}{3}}$

$= (-9)^{1} \times a^{3} \times b^{2}$

$= -9a^3b^2$

7 0

1 year ago

Pls help me complete this

s2008m [1.1K]

Answer:

wow thats alot of "stuff"

Step-by-step explanation:

7 0

2 years ago

Read 2 more answers

Ms. Pecho currently owes $637.50 simple interest

rusak2 [61]

Answer:

Step-by-step explanation:1

1/2 years which is 1 year and 5 months.

Explanation:

The formula for simple interest is

You can either substitute the given values first and the solve for

T, or you can transpose the formula to have

T as the subject.

T=100xSIPR

T=100 x 637.50

T=100×637.502500×17

T=1.5

As time is always in years, this means it was for

112 years which is 1 year and 5

months

6 0

2 years ago

Write a 3-digit number using the digits 5,9,and 2. Then write your number using words.

viva [34]

592, five ninety two

3 0

3 years ago

Read 2 more answers