2x+30+3x=7x-4

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Solution for 2x+30+3x=7x-4 equation: 



2x+30+3x=7x-4

We move all terms to the left:

2x+30+3x-(7x-4)=0

We add all the numbers together, and all the variables

5x-(7x-4)+30=0

We get rid of parentheses

5x-7x+4+30=0

We add all the numbers together, and all the variables

-2x+34=0

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

-2x=-34

x=-34/-2

x=+17

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