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

Algebra ->  Linear-equations -> 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      Log On


   



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) About Me  (Show Source):
You can put this solution on YOUR website!
At Robs:
y+=+.8x
At Sals:
y+=+1.2x+-+1.4
here are the graphs:
+graph%28+400%2C+400%2C+-1%2C+10%2C+-1%2C+10%2C+.8x%2C+1.2x+-+1.4%29+