SOLUTION: word problem- you are considering 2 different cell phone comp. Total phone Comp. charges $30 plus .09 cents per min. The Cell Plus Comp charges $20 per month plus .12cents a min. W

Question 139676: word problem- you are considering 2 different cell phone comp. Total phone Comp. charges $30 plus .09 cents per min. The Cell Plus Comp charges $20 per month plus .12cents a min. Write 2 equations that show your phone bill, C, as a function of the minutes, m, per month. I got C=.09x+30 ; C=.12x+20 How do you graph the 2 equations?
Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
y=.09x+30 (RED LINE)
y=.12x+20 (GREEN LINE)
(graph 600x300 pixels, x from -20 to 350, y from -10 to 135, of TWO functions .09x +30 and .12x +20).
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