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3y+22.1=12.9
We simplify the equation to the form, which is simple to understand
3y+22.1=12.9
We move all terms containing y to the left and all other terms to the right.
+3y=+12.9-22.1
We simplify left and right side of the equation.
+3y=-9.2
We divide both sides of the equation by 3 to get y.
y=-3.06666666667
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