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

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



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

We move all terms to the left:

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

We multiply parentheses

8x-(4(x+20))-160=0



We calculate terms in parentheses: -(4(x+20)), so:

4(x+20)

We multiply parentheses

4x+80

Back to the equation:

-(4x+80)



We get rid of parentheses

8x-4x-80-160=0

We add all the numbers together, and all the variables

4x-240=0

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

4x=240

x=240/4

x=60

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