Homework Help: Math

Posted by Amy on Tuesday, September 18, 2012 at 7:58pm.

A telephone call costs c cents for the first 3 minutes and 12 cents for each additional minute. Write and solve an equation to find the total cost of 25 minutes call.

Math - bobpursley, Tuesday, September 18, 2012 at 8:05pm
cost=c+(25-3)12

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