Question

Shamar ordered 4 pairs of shoes online that were on sale for 15% off. Write an expression to represent the costt of the shoes. SIMPLIFY.

Answer 1

Let $x$ be a price of 1 pair of shoes. Then, $4x$ is a price of 4 pairs of shoes.

There was a 15% off for 4 pairs of shoes. The shoes will cost 85% of the total cost. The expression of the cost:

$C=0.85*4x$. Simplifying

$C=3.4x$

Answer: $C=3.4x$.