Question

A game show contestant earns y dollars for completing a puzzle in x minutes. This situation is represented by the equation

y = -250x + 5000. How long did a contestant who earned $500 take to complete the puzzle?
Justify your answer

Answer 1

Answer: x=18

Explanation:

Answer 2

it took them 18 minutes to earn $500

Explanation:

Step 1: Flip the equation.

−250x+5000=500

Step 2: Subtract 5000 from both sides.

−250x+5000−5000=500−5000

−250x=−4500

Step 3: Divide both sides by -250.

−250x

−250

=

−4500

−250

x=18