Answer:
B.
Step-by-step explanation:
You need to multiply both sides of the equation by the reciprocal of 3/4. The reciprocal is 4/3 and 4/3 multiplied by 9 = 12. So x = 12 because a number times the reciprocal is one.
Well i know its definitly not B if that helps
Given trhat a car used 15 gallons of gasoline to cover 315 miles.
The expression that will be used to determine the unit rate of miles per gallon of gasoline is:

ANSWER:
Your answer is 2x^2y^4 (the third option)
First take and rewrite the equation
(8x^6y^12)^1/3
Use power to power rule by multiplying and you will get 2x^2y^4
Hope this helps