SOLUTION: Denise's cell phone plan is $29.95 per month plus $.10 per minute for each minute over 300 minutes of call time. Denise's cell phone bill is $99.95. For how many minutes was she b

Question 988907: Denise's cell phone plan is $29.95 per month plus $.10 per minute for each minute over 300 minutes of call time. Denise's cell phone bill is $99.95. For how many minutes was she billed?
Answer by josgarithmetic(39615) (Show Source): You can put this solution on YOUR website!
, formula for bill; x is for how many minutes OVER 300.
(Understand, she is not billed for the first 300 minutes in the monthly period).

Solve for x.
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