Substitute to find the value of the expression.
-Mary earns three times as much per week as Maureen. If x represents the amount that Maureen earns per week, then 3x represents the amount that Mary earns per week. How much does Mary earn per week if Maureen
Earns $380 per week?
A) $126.67
B) $383
C) $377
D) $1140

Question

Quizplus · Accepted Answer

Since Maureen earns $380 per week and Mary earns three times as much, Mary earns 3 * $380 = $1140 per week.

Substitute to Find the Value of the Expression