2(1-y)+8=-4(2+y)

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Solution for 2(1-y)+8=-4(2+y) equation: 



2(1-y)+8=-4(2+y)

We move all terms to the left:

2(1-y)+8-(-4(2+y))=0

We add all the numbers together, and all the variables

2(-1y+1)-(-4(y+2))+8=0

We multiply parentheses

-2y-(-4(y+2))+2+8=0



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

-4(y+2)

We multiply parentheses

-4y-8

Back to the equation:

-(-4y-8)



We add all the numbers together, and all the variables

-2y-(-4y-8)+10=0

We get rid of parentheses

-2y+4y+8+10=0

We add all the numbers together, and all the variables

2y+18=0

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

2y=-18

y=-18/2

y=-9

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