4x+5=21,x

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Solution for 4x+5=21,x equation: 



4x+5=21.x

We move all terms to the left:

4x+5-(21.x)=0

We add all the numbers together, and all the variables

4x-(+21.x)+5=0

We get rid of parentheses

4x-21.x+5=0

We add all the numbers together, and all the variables

-17x+5=0

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

-17x=-5

x=-5/-17

x=5/17

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