SOLUTION: If x is 5.6 and y is 140 and x varies directly with y, find x when y is 80.

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Question 3110: If x is 5.6 and y is 140 and x varies directly with y, find x when y is 80.
Answer by stop12345now(6) About Me  (Show Source):
You can put this solution on YOUR website!
varies directly means
y=bx where b is a constant
140=5.6b
b=25
80=bx
80=25x
x=3.2