SOLUTION: What is the correct formula to use for "if you have a 50$ gift card and $3 a day" I think it is y=3x-50 but the minus part doesn't seem right. y=mx+b is the right formula but I c

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: What is the correct formula to use for "if you have a 50$ gift card and $3 a day" I think it is y=3x-50 but the minus part doesn't seem right. y=mx+b is the right formula but I c      Log On


   

Question 1058893: What is the correct formula to use for "if you have a 50$ gift card and $3 a day"
I think it is y=3x-50 but the minus part doesn't seem right. y=mx+b is the right formula but I can't seem to get the 2 knowns in the right spot.Would it be y=-3x+50?
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