7x+8=30-4x

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Solution for 7x+8=30-4x equation: 



7x+8=30-4x

We move all terms to the left:

7x+8-(30-4x)=0

We add all the numbers together, and all the variables

7x-(-4x+30)+8=0

We get rid of parentheses

7x+4x-30+8=0

We add all the numbers together, and all the variables

11x-22=0

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

11x=22

x=22/11

x=2

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