Question

Kyle has been keeping his eye on a sound system that costs x dollars. The system goes on sale for 15% off the regular price. Which expression can Kyle use to find the sale price? A) .85x B) 1 + .15(x) C) x − .15 D) 1 − .15(x)

Answer 1

To find the sales price
X-0.15x=0.85x
X is the regular price
For example if the regular price is 1000 the sales price
1000-0.15×1000=850

Answer a

Answer 2

He can use A, 0.85(x) to find the sale price.