Algebra Examples

$x = | 7 y |$

Step 1

Remove non-negative terms from the absolute value.

$x = 7 | y |$

Step 2

To rewrite as a function of $y$ , write the equation so that $x$ is by itself on one side of the equal sign and an expression involving only $y$ is on the other side.

$f (y) = 7 | y |$