Tom receives allowance every week. He spends 3/4 of his allowance on food. Last week, Tom spent $9 on food. What is Tom’s weekly allowance? Write the verbal model, define the variable, write the equation and find the solution. Show your work.

Question

anonymous · Answer

"Tom spends 3/4 of his weekly allowance on food."
Tom's allowance is x dollars per week.
He spends (3/4)x dollars per week on food.

"Last week, Tom spent $9 on food."
(3/4)x = 9
x = 9 · (4/3)
= 12

Tom's allowance is $12 per week.
:::::
b = 5b/3
3b = 5b
b = 0