Mathematics, 20.04.2021 03:50 KitKatKrunchy
a cell phone plan costs $28.90 per month for 400 minutes of talk time. it costs an additional $0.07 per minute for each minute over 400 minutes. to get e-mail access, it costs 10% of the price for 400 minutes of talk time. your bill, which includes e-mail, is the same each month for 8 months. the total cost for all months is $298.56. write and solve an equation to find the number of minutes of talk time you use each month.
Answers: 2
Mathematics, 21.06.2019 17:00
Which expression is equivalent to the expression shown?
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Mathematics, 21.06.2019 21:50
Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.
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Mathematics, 21.06.2019 23:30
Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8
Answers: 1
a cell phone plan costs $28.90 per month for 400 minutes of talk time. it costs an additional $0.07...
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