20=x-3(3x+16)

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Solution for 20=x-3(3x+16) equation: 



20=x-3(3x+16)

We move all terms to the left:

20-(x-3(3x+16))=0



We calculate terms in parentheses: -(x-3(3x+16)), so:

x-3(3x+16)

We multiply parentheses

x-9x-48

We add all the numbers together, and all the variables

-8x-48

Back to the equation:

-(-8x-48)



We get rid of parentheses

8x+48+20=0

We add all the numbers together, and all the variables

8x+68=0

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

8x=-68

x=-68/8

x=-8+1/2

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