Jaya is painting her room. She mixes 2 pints of blue paint with 5 pints of red paint to get her desired color. Which equation can be used to find the number of pints of blue paint (x) Jaya should mix with 18 pints of red paint?
Question options:
2/x = 15/5
2/5 = x/18
2/18 = 5/x
x/18 = 5/2