-.4+2y=4

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Solution for -.4+2y=4 equation: 


Simplifying
-0.4 + 2y = 4

Solving
-0.4 + 2y = 4

Solving for variable 'y'.

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

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 2y = 4 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 2y = 4 + 0.4
2y = 4 + 0.4

Combine like terms: 4 + 0.4 = 4.4
2y = 4.4

Divide each side by '2'.
y = 2.2

Simplifying
y = 2.2

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