3.4=1.9-0.4y

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Solution for 3.4=1.9-0.4y equation:



3.4=1.9-0.4y
We move all terms to the left:
3.4-(1.9-0.4y)=0
We add all the numbers together, and all the variables
-(-0.4y+1.9)+3.4=0
We get rid of parentheses
0.4y-1.9+3.4=0
We add all the numbers together, and all the variables
0.4y+1.5=0
We move all terms containing y to the left, all other terms to the right
0.4y=-1.5
y=-1.5/0.4
y=-3+0.3/0.4

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