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Tanner has a budgeted no more than $20 a month for entertainment and an additional $15 for possible one-time fees. If Tanner has $155 to use for entertainment, what is the greatest number of months, m, he budgeted for? Write and solve an inequality to represent the situation.

Respuesta :

Matheng
Let the number of months = x , and total budget = y

An inequality to represent the situation:

[tex]y \leq 20 x + 15[/tex]

For budget = $155
∴ 155 = 20 x +15
    solve for x
    20 x = 155 - 15 = 140
∴ x = 140/20 = 7

∴ The greatest number of months = 7 months.

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