Write the sentence as an equation. Let the variable x represent the number.
-The formula S = P - 0.2P gives the sale price, S, of a shirt that was marked down 20% from the original price, P. Find the sale price of a shirt that originally cost $42.
A) $44.00
B) $33.60
C) $41.80
D) $50.40

Question

Quizplus · Accepted Answer

The equation S = P - 0.2P simplifies to S = 0.8P. Substituting $42 for P gives S = 0.8 * 42 = $33.60.

Write the Sentence as an Equation