7h+21=28h+14

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Solution for 7h+21=28h+14 equation: 



7h+21=28h+14

We move all terms to the left:

7h+21-(28h+14)=0

We get rid of parentheses

7h-28h-14+21=0

We add all the numbers together, and all the variables

-21h+7=0

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

-21h=-7

h=-7/-21

h=1/3

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