7+(3x+18)-7=(5x+1)-4

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Solution for 7+(3x+18)-7=(5x+1)-4 equation: 



7+(3x+18)-7=(5x+1)-4

We move all terms to the left:

7+(3x+18)-7-((5x+1)-4)=0

We add all the numbers together, and all the variables

(3x+18)-((5x+1)-4)=0

We get rid of parentheses

3x-((5x+1)-4)+18=0



We calculate terms in parentheses: -((5x+1)-4), so:

(5x+1)-4

We get rid of parentheses

5x+1-4

We add all the numbers together, and all the variables

5x-3

Back to the equation:

-(5x-3)



We get rid of parentheses

3x-5x+3+18=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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