.8-.4y=y

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Solution for .8-.4y=y equation:


Simplifying
0.8 + -0.4y = y

Solving
0.8 + -0.4y = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
0.8 + -0.4y + -1y = y + -1y

Combine like terms: -0.4y + -1y = -1.4y
0.8 + -1.4y = y + -1y

Combine like terms: y + -1y = 0
0.8 + -1.4y = 0

Add '-0.8' to each side of the equation.
0.8 + -0.8 + -1.4y = 0 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + -1.4y = 0 + -0.8
-1.4y = 0 + -0.8

Combine like terms: 0 + -0.8 = -0.8
-1.4y = -0.8

Divide each side by '-1.4'.
y = 0.5714285714

Simplifying
y = 0.5714285714

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