3-7(8+6x)=21-5x

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Solution for 3-7(8+6x)=21-5x equation: 



3-7(8+6x)=21-5x

We move all terms to the left:

3-7(8+6x)-(21-5x)=0

We add all the numbers together, and all the variables

-7(6x+8)-(-5x+21)+3=0

We multiply parentheses

-42x-(-5x+21)-56+3=0

We get rid of parentheses

-42x+5x-21-56+3=0

We add all the numbers together, and all the variables

-37x-74=0

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

-37x=74

x=74/-37

x=-2

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