.20(y-8)+.08y=.10y-2.5

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Solution for .20(y-8)+.08y=.10y-2.5 equation:


Simplifying
0.20(y + -8) + 0.08y = 0.10y + -2.5

Reorder the terms:
0.20(-8 + y) + 0.08y = 0.10y + -2.5
(-8 * 0.20 + y * 0.20) + 0.08y = 0.10y + -2.5
(-1.6 + 0.20y) + 0.08y = 0.10y + -2.5

Combine like terms: 0.20y + 0.08y = 0.28y
-1.6 + 0.28y = 0.10y + -2.5

Reorder the terms:
-1.6 + 0.28y = -2.5 + 0.10y

Solving
-1.6 + 0.28y = -2.5 + 0.10y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-0.10y' to each side of the equation.
-1.6 + 0.28y + -0.10y = -2.5 + 0.10y + -0.10y

Combine like terms: 0.28y + -0.10y = 0.18y
-1.6 + 0.18y = -2.5 + 0.10y + -0.10y

Combine like terms: 0.10y + -0.10y = 0.00
-1.6 + 0.18y = -2.5 + 0.00
-1.6 + 0.18y = -2.5

Add '1.6' to each side of the equation.
-1.6 + 1.6 + 0.18y = -2.5 + 1.6

Combine like terms: -1.6 + 1.6 = 0.0
0.0 + 0.18y = -2.5 + 1.6
0.18y = -2.5 + 1.6

Combine like terms: -2.5 + 1.6 = -0.9
0.18y = -0.9

Divide each side by '0.18'.
y = -5

Simplifying
y = -5

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