-4.2y-(-1.2y)=-3.78

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Solution for -4.2y-(-1.2y)=-3.78 equation: 



-4.2y-(-1.2y)=-3.78

We move all terms to the left:

-4.2y-(-1.2y)-(-3.78)=0

We add all the numbers together, and all the variables

-4.2y-(-1.2y)+3.78=0

We get rid of parentheses

-4.2y+1.2y+3.78=0

We add all the numbers together, and all the variables

-3y+3.78=0

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

-3y=-3.78

y=-3.78/-3

y=1+0.78/3

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