Audrey has $120 to spend on a tennis racket and lessons.The racket costs $45 and lessons cost $15 per hour. Define a variable.Then write and solve an equation to find how many hours of lessons she can afford.

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14-10-2014
Mathematics

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Audrey has $120 to spend on a tennis racket and lessons.The racket costs $45 and lessons cost $15 per hour. Define a variable.Then write and solve an equation to find how many hours of lessons she can afford.

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luana luana · Answer 1 · 2014-10-14T19:36:40-04:00

luana luana

14-10-2014

[tex]x-\ amount\ of\ lessons\\\\ 120=45+15*x\ \ \ \ |subtract\ 45\\\\ 75=15x\ \ \ \ |divide\ by\ 15\\\\ x=5\\\\ She\ can\ afford\ 5\ hours\ of\ lessons.[/tex]

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