2(-21-14y)=-42

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Solution for 2(-21-14y)=-42 equation: 



2(-21-14y)=-42

We move all terms to the left:

2(-21-14y)-(-42)=0

We add all the numbers together, and all the variables

2(-14y-21)-(-42)=0

We add all the numbers together, and all the variables

2(-14y-21)+42=0

We multiply parentheses

-28y-42+42=0

We add all the numbers together, and all the variables

-28y=0

y=0/-28

y=0

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