store offers 20% off all items. If x is the original purchase price, select all the expressions that represent the final price with the discount.

Question

1.2x
0.8x
x - 0.2x
口
x + 0.2x

Answer 1

The expressions that represent the final price with the discount are:

1. 0.8x (this represents the price after a 20% discount)
2. x - 0.2x (this represents the original price minus the 20% discount)
3. x + 0.2x (this represents the original price plus a 20% increase)