x=4.2x+7

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Solution for x=4.2x+7 equation: 



x=4.2x+7

We move all terms to the left:

x-(4.2x+7)=0

We get rid of parentheses

x-4.2x-7=0

We add all the numbers together, and all the variables

-3.2x-7=0

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

-3.2x=7

x=7/-3.2

x=-2+0.6/3.2

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