4x=4+21x

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Solution for 4x=4+21x equation: 



4x=4+21x

We move all terms to the left:

4x-(4+21x)=0

We add all the numbers together, and all the variables

4x-(21x+4)=0

We get rid of parentheses

4x-21x-4=0

We add all the numbers together, and all the variables

-17x-4=0

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

-17x=4

x=4/-17

x=-4/17

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