Solve for y
y=-2.4
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0.12y-0.96+0.16y=0.18y-0.03\times 40
Use the distributive property to multiply 0.12 by y-8.
0.28y-0.96=0.18y-0.03\times 40
Combine 0.12y and 0.16y to get 0.28y.
0.28y-0.96=0.18y-1.2
Multiply 0.03 and 40 to get 1.2.
0.28y-0.96-0.18y=-1.2
Subtract 0.18y from both sides.
0.1y-0.96=-1.2
Combine 0.28y and -0.18y to get 0.1y.
0.1y=-1.2+0.96
Add 0.96 to both sides.
0.1y=-0.24
Add -1.2 and 0.96 to get -0.24.
y=\frac{-0.24}{0.1}
Divide both sides by 0.1.
y=\frac{-24}{10}
Expand \frac{-0.24}{0.1} by multiplying both numerator and the denominator by 100.
y=-\frac{12}{5}
Reduce the fraction \frac{-24}{10} to lowest terms by extracting and canceling out 2.
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