3(x+4)=5x-30

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Solution for 3(x+4)=5x-30 equation: 



3(x+4)=5x-30

We move all terms to the left:

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

We multiply parentheses

3x-(5x-30)+12=0

We get rid of parentheses

3x-5x+30+12=0

We add all the numbers together, and all the variables

-2x+42=0

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

-2x=-42

x=-42/-2

x=+21

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