< Exit 5-3: MathXL
Assignment is past due (04/16/21 11:5
5.3.PS-16
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Challenge A cell phone plan costs $26.90 per month for 400 minutes of talk time. It costs an additional
$0.05 per minute for each minute over 400 minutes. To get e-mail access, it costs 20% of the price for 41
minutes of talk time. Your bill, which includes e-mail, is the same each month for 7 months. The total cos
for all 7 months is $257.46. Write and solve an equation to find the number of minutes of talk time you us
each month.
Let m represent the number of minutes over 400 minutes each month. Which equation represents the
given situation?