7h+2h-3=18

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Solution for 7h+2h-3=18 equation: 



7h+2h-3=18

We move all terms to the left:

7h+2h-3-(18)=0

We add all the numbers together, and all the variables

9h-21=0

We move all terms containing h to the left, all other terms to the right

9h=21

h=21/9

h=2+1/3

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