Question

If y = f ( x) is defined by the given equation, find the expression for f ( x).
Given: | 2x | = 2y - 7
f(x)= ?

Answer 1

rearrange n get f(x)=y=(I2xI+7)/2

Answer 2

2y=|2x|+7
2y=2|x|+7
y=|x|+7/2

Answer 3

Thanks guys :)