3a + 3b, for a=2 and b=4 ... The first thing you'd do would be to plug the numbers in -

3 x 2 + 3 x 4

Then multiply them -

6 + 12

Then add -

18.

So your answer should be 18.

5 0

3 years ago

Explain with example of why 2^(-8) * 2^(-7) is equal to 2^(-15)

tatyana61 [14]

(-8)*(-7)=(-15)

the 2 in the beginning stays the same, and you multiply what’s in the parentheses to get (-15)

4 0

3 years ago

If there were 45 cars In a line that stretched 454 feet, what is the average car length?

jolli1 [7]

45 cars=454

Divide 45 on both sides to get the average length of a single car

1 car = 10.01 ft

7 0

3 years ago