21+9h=7(5h+6)

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Solution for 21+9h=7(5h+6) equation: 



21+9h=7(5h+6)

We move all terms to the left:

21+9h-(7(5h+6))=0



We calculate terms in parentheses: -(7(5h+6)), so:

7(5h+6)

We multiply parentheses

35h+42

Back to the equation:

-(35h+42)



We get rid of parentheses

9h-35h-42+21=0

We add all the numbers together, and all the variables

-26h-21=0

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

-26h=21

h=21/-26

h=-21/26

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