Joey bought a new pair of glasses at the store when they were having a 30% off sale. If the regular price of the pair of glasses was $72, how much
did Joey pay with the discount?

$50.40

Step-by-step explanation:

Find how much he paid by multiplying the original price by 0.7

72(0.7)

= 50.4

So, Joey paid $50.40 with the discount

step-by-step explanation:

if x = 2 you have to find x to finish the problem