Question

Karen spent half of her weekly allowance playing mini golf. To earn more money her parents let her wash the car for $9.

What is her weekly allowance if she ended with $15?

Define the variable :

Write an equation with the variable to represent the situation:

Solution (value of the variable) :

Answer 1

$12

Explanation:

(1/2)allowance plus 9 = 15

1/2x + 9 = 15

allowance is $12