Question

3 |h + 12| = 21h absolute value show full work

Answer 1

2

Explanation:

`3|h+12|=21h \\ \\ |h+12|=7h \\ \\ h+12=\pm 7h \\ \\ 12=h(-1 \pm 7) \\ \\ h=2, -1.5`

Of these, only h=2 satisfies the original equation.