At a sale shirts were sold for $15 each this price was 80% of their original price. what was the original price

Original price of the shirt was $18.75.

Step-by-step explanation:

Let original price of the shirts is $x

Since the selling price of each shirt was 80% of the original price, the selling price will be = 80% of x

= (0.80)x

Since each shirt was sold for $15, the selling price will be represented by

(0.80)x = 15

x =

 = $18.75

Therefore, the original price of the shirt was $18.75.

do you mean add both of the equations together

because if you do the answer is 10x-5

step-by-step explanation:

step-by-step explanation:

the multiplicative inverse of a fraction a/b is b/a. for the multiplicative inverse of a real number, divide 1 by the number. for example, the reciprocal of 5 is one fifth 1/5 or 0.2, and the reciprocal of 0.25 is 1 divided by 0.25, or 4.