Peter has $500 in his savings account. He purchased an iPhone that charged him $75 for his activatio | MathCelebrity Forum

Peter has $500 in his savings account. He purchased an iPhone that charged him $75 for his activatio

math_celebrity

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Peter has $500 in his savings account. He purchased an iPhone that charged him $75 for his activation fee and $40 per month to use the service on the phone. Write an equation that models the number of months he can afford this phone.

Let m be the number of months. Our equation is:
40m + 75 = 500 <-- This is the equation

Type this equation into the search engine, and we get:
m = 10.625

Since it's complete months, it would be 10 months.
 
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