Maria is mixing raisins and nuts to make 5 pounds of trail mix. Raisins cost $1.50, a pound and nuts cost $7 a pound. If Maria wants her cost for the trail mix to be $4.80 a pound, how many pounds of raisins and how many pounds of nuts should she use?
Accepted Solution
A:
Answer:3 pounds of nuts, 2 pounds of raisinsStep-by-step explanation:Write the equation by adding the total values, and solve for x to find the number of pounds of nuts.7x + 1.5(5-x) = 5(4.80)7x + 7.5 - 1.5x = 245.5x = 16.5x = 3