6x+7=-5+3x+21

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Solution for 6x+7=-5+3x+21 equation: 



6x+7=-5+3x+21

We move all terms to the left:

6x+7-(-5+3x+21)=0

We add all the numbers together, and all the variables

6x-(3x+16)+7=0

We get rid of parentheses

6x-3x-16+7=0

We add all the numbers together, and all the variables

3x-9=0

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

3x=9

x=9/3

x=3

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