Answer
Success!
h=8

↓Steps Explained:↓

Solve for h

9h + 40 = 112

Divide each side by 9

9h
9
=
  
40
9

Group constants

Group our constants 40 and 112.
subtract 40 from both sides

9h + 40 - 40 = 112 - 40

Cancel 40 on the left side:

9h = 72

Divide each side of the equation by 9

9h
9
=
  
72
9

h = 8

Final Answer

h=8
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