20=8(x+2)-4

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Solution for 20=8(x+2)-4 equation: 



20=8(x+2)-4

We move all terms to the left:

20-(8(x+2)-4)=0



We calculate terms in parentheses: -(8(x+2)-4), so:

8(x+2)-4

We multiply parentheses

8x+16-4

We add all the numbers together, and all the variables

8x+12

Back to the equation:

-(8x+12)



We get rid of parentheses

-8x-12+20=0

We add all the numbers together, and all the variables

-8x+8=0

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

-8x=-8

x=-8/-8

x=1

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