SOLUTION: Tomatoes are $.80 per pound at Rob's Market, and $1.20 per pound at Sal's Produce. You have a coupon for $1.40 off at Sal's Produce. (Assume that you buy at least $1.40 worth of to

Question 391209: Tomatoes are $.80 per pound at Rob's Market, and $1.20 per pound at Sal's Produce. You have a coupon for $1.40 off at Sal's Produce. (Assume that you buy at least $1.40 worth of tomatoes)
Write an equation relating the cost,y, to the number of pounds, x, at each market.
I need help Figuring out how to solve the problem.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
At Robs:

At Sals:

here are the graphs:

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