x*2+42=x*4-12

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Solution for x*2+42=x*4-12 equation: 



x*2+42=x*4-12

We move all terms to the left:

x*2+42-(x*4-12)=0

Wy multiply elements

2x-(x*4-12)+42=0

We get rid of parentheses

2x-x*4+12+42=0

We add all the numbers together, and all the variables

2x-x*4+54=0

Wy multiply elements

2x-4x+54=0

We add all the numbers together, and all the variables

-2x+54=0

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

-2x=-54

x=-54/-2

x=+27

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