Question

Anthony got a job babysitting. Each hour he works he will be paid $8.00
. As a bonus, he will earn an additional $1.50
per hour for each child he watches. If his total hourly rate is $12.50
, how many children does he watch?

Write an equation in the form px+q=r
to represent this problem.

(2 points)
x
+
=

Answer 1

Let x = number of children. Equation: 1.5x + 8 = 12.5.

Solve: 1.5x = 12.5 − 8 = 4.5, so x = 4.5 / 1.5 = 3.

He watches 3 children.