3-x=18-4x

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Solution for 3-x=18-4x equation: 



3-x=18-4x

We move all terms to the left:

3-x-(18-4x)=0

We add all the numbers together, and all the variables

-x-(-4x+18)+3=0

We add all the numbers together, and all the variables

-1x-(-4x+18)+3=0

We get rid of parentheses

-1x+4x-18+3=0

We add all the numbers together, and all the variables

3x-15=0

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

3x=15

x=15/3

x=5

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