SOLUTION: Baljit has decided that he does not want to spend more than $30 a month on his cell phone. His plan charges $12 plus $0.15/minute. What will be the maximum number of minutes can h

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Question 1073977: Baljit has decided that he does not want to spend more than $30 a month on his cell phone. His plan charges $12 plus $0.15/minute. What will be the maximum number of minutes can he use? Write and solve an inequality describing the situation
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
y, monthly cost
x, minutes of time

y=0.15x%2B12
0.15x%2B12%3C=30
0.15x%3C=18
x%3C=%283%2A6%29%2F%283%2A5%2A0.01%29
x%3C=%286%2F5%29100
highlight%28x%3C=120%29


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check:
0.15%2A120%2B12
18%2B12
30
, the given maximum cost