So the rule with multiplying exponents of the same base is to add the exponents together. Applying this rule here would look like this:

In short, your simplified expression is going to be -16x^7y^6.
Answer:

Step-by-step explanation:
Given:

Required:
Solve for y (make y the subject of the formula)
SOLUTION:

Square both sides


Subtract both sides by x

Divide both sides by 2

The unit rate is 8 pounds per dog.
128 / 16 = 8
The answer is
-5/8+9/2=3 7/8 or 31/8
so you should put 31 in the green box