3(2x+7)=(x+4)-3

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Solution for 3(2x+7)=(x+4)-3 equation: 



3(2x+7)=(x+4)-3

We move all terms to the left:

3(2x+7)-((x+4)-3)=0

We multiply parentheses

6x-((x+4)-3)+21=0



We calculate terms in parentheses: -((x+4)-3), so:

(x+4)-3

We get rid of parentheses

x+4-3

We add all the numbers together, and all the variables

x+1

Back to the equation:

-(x+1)



We get rid of parentheses

6x-x-1+21=0

We add all the numbers together, and all the variables

5x+20=0

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

5x=-20

x=-20/5

x=-4

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