30+2(3x+1)=4-x

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Solution for 30+2(3x+1)=4-x equation: 



30+2(3x+1)=4-x

We move all terms to the left:

30+2(3x+1)-(4-x)=0

We add all the numbers together, and all the variables

2(3x+1)-(-1x+4)+30=0

We multiply parentheses

6x-(-1x+4)+2+30=0

We get rid of parentheses

6x+1x-4+2+30=0

We add all the numbers together, and all the variables

7x+28=0

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

7x=-28

x=-28/7

x=-4

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