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7.8-4.9-5.5y=2.3
We simplify the equation to the form, which is simple to understand
7.8-4.9-5.5y=2.3
We move all terms containing y to the left and all other terms to the right.
-5.5y=+2.3-7.8+4.9
We simplify left and right side of the equation.
-5.5y=-0.6
We divide both sides of the equation by -5.5 to get y.
y=0.10909090909091
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