3-1.6y=-4.2

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Solution for 3-1.6y=-4.2 equation: 



3-1.6y=-4.2

We move all terms to the left:

3-1.6y-(-4.2)=0

We add all the numbers together, and all the variables

-1.6y+7.2=0

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

-1.6y=-7.2

y=-7.2/-1.6

y=4+0.8/1.6

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