When you are multiplying exponents with the same base, you can add the exponents. This is represented as:

In our case we are multiplying exponents with the same base 8 and exponents -7 and 5. The sum of -7 and 5 is -2, so our answer is
.
Answer:
7n
Step-by-step explanation:
Not clear.
Step-by-step explanation:
How much does the original mixture produce? is the original 1 quart? 1 gallon? 1 cup?
It’s True.. you take the “extreme” variable from each proportion and cross multiply them before setting them equal to the product of the two “means” (which are just the other 2 numbers in the proportions).
Answer:
hx-h2+6
Step-by-step explanation:
First solve the parentheses, do h*x - 2h, then add the +6.
Hope I helped! :D