SOLUTION: f(x)=-3/4x+5. If x increases by 4, how will value of y change

Algebra ->  Linear-equations -> SOLUTION: f(x)=-3/4x+5. If x increases by 4, how will value of y change      Log On


   



Question 1109769: f(x)=-3/4x+5. If x increases by 4, how will value of y change
Found 2 solutions by Boreal, stanbon:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
assuming this is (3/4)x, then if x increases by 4, y will increase by 3.
For example, if y=(3/4)x+5, and x is 4, then y is 8
If x is 8 then y is 11.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=-3/4x+5. If x increases by 4, how will value of y change.
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Note:: Since the slope is -3/4, if x increases by 1, y decreases -3/4
So, is x increases by 4, y decreases 4(-3/4) = -3
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Cheers,
Stan H.