.20y-1.5=.10y+3y-.8y

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Solution for .20y-1.5=.10y+3y-.8y equation:


Simplifying
0.20y + -1.5 = 0.10y + 3y + -0.8y

Reorder the terms:
-1.5 + 0.20y = 0.10y + 3y + -0.8y

Combine like terms: 0.10y + 3y = 3.1y
-1.5 + 0.20y = 3.1y + -0.8y

Combine like terms: 3.1y + -0.8y = 2.3y
-1.5 + 0.20y = 2.3y

Solving
-1.5 + 0.20y = 2.3y

Solving for variable 'y'.

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

Add '-2.3y' to each side of the equation.
-1.5 + 0.20y + -2.3y = 2.3y + -2.3y

Combine like terms: 0.20y + -2.3y = -2.1y
-1.5 + -2.1y = 2.3y + -2.3y

Combine like terms: 2.3y + -2.3y = 0.0
-1.5 + -2.1y = 0.0

Add '1.5' to each side of the equation.
-1.5 + 1.5 + -2.1y = 0.0 + 1.5

Combine like terms: -1.5 + 1.5 = 0.0
0.0 + -2.1y = 0.0 + 1.5
-2.1y = 0.0 + 1.5

Combine like terms: 0.0 + 1.5 = 1.5
-2.1y = 1.5

Divide each side by '-2.1'.
y = -0.7142857143

Simplifying
y = -0.7142857143

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