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y=-3.0(20)+4.2
We move all terms to the left:
y-(-3.0(20)+4.2)=0
We add all the numbers together, and all the variables
y-(1.18)=0
We add all the numbers together, and all the variables
y-1.18=0
We move all terms containing y to the left, all other terms to the right
y=1.18
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