.4y+3=1.2y-1

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Solution for .4y+3=1.2y-1 equation: 



.4y+3=1.2y-1

We move all terms to the left:

.4y+3-(1.2y-1)=0

We get rid of parentheses

.4y-1.2y+1+3=0

We add all the numbers together, and all the variables

-0.8y+4=0

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

-0.8y=-4

y=-4/-0.8

y=+5

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