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Flauer [41]
3 years ago
15

For his long distance phone service, Justin pays a $3 monthly fee plus 11 cents per minute. Last month, Justin's long distance b

ill was $12.79. For hov minutes was Justin billed?​
Mathematics
1 answer:
katrin [286]3 years ago
3 0

Answer:

89 minutes

Step-by-step explanation:

let he talked for x minutes.

$12.79=1279 cents

1279=300+11x

11x=1279-300=979

x=89

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