SOLUTION: a formula in the form y=mx+b models the value y of a new car x years after the initial purchase in 2010. would you expect me to be positive,negative or zero

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: a formula in the form y=mx+b models the value y of a new car x years after the initial purchase in 2010. would you expect me to be positive,negative or zero      Log On


   

Question 1051639: a formula in the form y=mx+b models the value y of a new car x years after the initial purchase in 2010. would you expect me to be positive,negative or zero
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x is time and y is value after time x.

Would you expect the value y to increase with time, or would you expect the value y to decrease with time? That tells you what to expect for the sign of the value for m.