8x-20=4x+20-20

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Solution for 8x-20=4x+20-20 equation: 



8x-20=4x+20-20

We move all terms to the left:

8x-20-(4x+20-20)=0

We add all the numbers together, and all the variables

8x-(+4x)-20=0

We get rid of parentheses

8x-4x-20=0

We add all the numbers together, and all the variables

4x-20=0

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

4x=20

x=20/4

x=5

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