3(2x+)=8x+21

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Solution for 3(2x+)=8x+21 equation: 



3(2x+)=8x+21

We move all terms to the left:

3(2x+)-(8x+21)=0

We add all the numbers together, and all the variables

3(+2x)-(8x+21)=0

We multiply parentheses

6x-(8x+21)=0

We get rid of parentheses

6x-8x-21=0

We add all the numbers together, and all the variables

-2x-21=0

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

-2x=21

x=21/-2

x=-10+1/2

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