28=2x+2(x+4)

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Solution for 28=2x+2(x+4) equation:



28=2x+2(x+4)
We move all terms to the left:
28-(2x+2(x+4))=0
We calculate terms in parentheses: -(2x+2(x+4)), so:
2x+2(x+4)
We multiply parentheses
2x+2x+8
We add all the numbers together, and all the variables
4x+8
Back to the equation:
-(4x+8)
We get rid of parentheses
-4x-8+28=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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