2(y-5)=-21

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Solution for 2(y-5)=-21 equation: 



2(y-5)=-21

We move all terms to the left:

2(y-5)-(-21)=0

We add all the numbers together, and all the variables

2(y-5)+21=0

We multiply parentheses

2y-10+21=0

We add all the numbers together, and all the variables

2y+11=0

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

2y=-11

y=-11/2

y=-5+1/2

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