Answer
The solution set is {10,-10}.
Work Step by Step
Using the absolute value rules. we can solve the equation by removing the bars, and then use the positive and negative values of the answer.
$-4x+18=-22$
$-4x=-22-18$
$-4x=-40$
$x=-40/-4$
$x=10$
So, the solution set is {10,-10}.
