Finding the price per gallon of each paint

Question

A merchant has two kinds of paint. If 9 gal of the inexpensive paint is mixed with 7 gal of the expensive paint, the mixture will be worth $19.70 per gallon. If 3 gal of the inexpensive paint is mixed with 5 gal of the expensive paint, the mixture will be worth $19.825 per gallon. What is the price per gallon of each type of paint?

Answer 1

Hi Shelbi,

This is how you would solve this type of word problem. Let me know if you have any questions about this, and if you would like any tutoring, don't hesitate to reach out to me. I am a tutor in Elementary math and Pre-algebra.

Best,

Anthony