Answer:
[tex]\huge\boxed{18h+16}[/tex]
Step-by-step explanation:
[tex]\text{Combine Like Terms.}\\\\\\10h+12+8h+4\\\\10h+8h+12+4\\\\18h+16\\\\\\\text{The expression can be no longer simplified.}\\\\\\\boxed{\text{The correct answer should be: } 18h+16}\\\\\\\text{ Hope this helps.}[/tex]
