0.8+0.4y=1.2

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Solution for 0.8+0.4y=1.2 equation: 


Simplifying
0.8 + 0.4y = 1.2

Solving
0.8 + 0.4y = 1.2

Solving for variable 'y'.

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

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 0.4y = 1.2 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 0.4y = 1.2 + -0.8
0.4y = 1.2 + -0.8

Combine like terms: 1.2 + -0.8 = 0.4
0.4y = 0.4

Divide each side by '0.4'.
y = 1

Simplifying
y = 1

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