Jason spent half of his allowance going to the movies. He washed the family car and earned 7 dollars. What is his weekly allowance if he ended with 14 dollars

Jason's weekly allowance is $14.

Given:

earnings: 7

total earnings left : 14

weekly allowance = x

cost of movies = x/2

total earnings left 14

less: cash wash earning - 7

allowance after movies 7

divide by: 1/2 : 1/2

weekly allowance 14