1/2+7=4x+21

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Solution for 1/2+7=4x+21 equation: 



1/2+7=4x+21

We move all terms to the left:

1/2+7-(4x+21)=0

We get rid of parentheses

-4x-21+7+1/2=0

We multiply all the terms by the denominator


-4x*2+1-21*2+7*2=0

We add all the numbers together, and all the variables

-4x*2-27=0

Wy multiply elements

-8x-27=0

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

-8x=27

x=27/-8

x=-3+3/8

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