7-2(2g-6)=21

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Solution for 7-2(2g-6)=21 equation: 



7-2(2g-6)=21

We move all terms to the left:

7-2(2g-6)-(21)=0

We add all the numbers together, and all the variables

-2(2g-6)-14=0

We multiply parentheses

-4g+12-14=0

We add all the numbers together, and all the variables

-4g-2=0

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

-4g=2

g=2/-4

g=-1/2

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