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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

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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

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