7h=-(2h+18)

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Solution for 7h=-(2h+18) equation: 



7h=-(2h+18)

We move all terms to the left:

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



We calculate terms in parentheses: -(-(2h+18)), so:

-(2h+18)

We get rid of parentheses

-2h-18

Back to the equation:

-(-2h-18)



We get rid of parentheses

7h+2h+18=0

We add all the numbers together, and all the variables

9h+18=0

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

9h=-18

h=-18/9

h=-2

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