Question

Solve the equation 5|b+8|=30

Answer 1

b = -2 or b = -14

Explanation:

`5|b+8|=30\qquad\text{divide both sides by 5}\\\\|b+8|=6\iff b+8=6\ or\ b+8=-6\qquad\text{subtract 8 from both sides}\\\\b=-2\ or\ b=-14`