3x+4x=21+5-x+3x

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Solution for 3x+4x=21+5-x+3x equation: 



3x+4x=21+5-x+3x

We move all terms to the left:

3x+4x-(21+5-x+3x)=0

We add all the numbers together, and all the variables

3x+4x-(2x+26)=0

We add all the numbers together, and all the variables

7x-(2x+26)=0

We get rid of parentheses

7x-2x-26=0

We add all the numbers together, and all the variables

5x-26=0

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

5x=26

x=26/5

x=5+1/5

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