21-14x=8-4x+9

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Solution for 21-14x=8-4x+9 equation: 



21-14x=8-4x+9

We move all terms to the left:

21-14x-(8-4x+9)=0

We add all the numbers together, and all the variables

-14x-(-4x+17)+21=0

We get rid of parentheses

-14x+4x-17+21=0

We add all the numbers together, and all the variables

-10x+4=0

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

-10x=-4

x=-4/-10

x=2/5

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