Question

Orderof Operation

Jack buys three shirts at $9 each. He also buys 6 pairs of jeans which were originally $12 per pair, but were on sale for $2 off each pair. Write a numerical expression which would determine how much Jack spent.

Answer 1

the expression would be 9x+10y

Answer 2

3 * 9 + 6 * 12 - (2 * 12)

Explanation:

3 * 9 + 6 * 12 - (2 * 12)

27 + 72 - 24

99 - 24 = 75