0.3y+0.8=0.1-0.4y

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Solution for 0.3y+0.8=0.1-0.4y equation: 


Simplifying
0.3y + 0.8 = 0.1 + -0.4y

Reorder the terms:
0.8 + 0.3y = 0.1 + -0.4y

Solving
0.8 + 0.3y = 0.1 + -0.4y

Solving for variable 'y'.

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

Add '0.4y' to each side of the equation.
0.8 + 0.3y + 0.4y = 0.1 + -0.4y + 0.4y

Combine like terms: 0.3y + 0.4y = 0.7y
0.8 + 0.7y = 0.1 + -0.4y + 0.4y

Combine like terms: -0.4y + 0.4y = 0.0
0.8 + 0.7y = 0.1 + 0.0
0.8 + 0.7y = 0.1

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 0.7y = 0.1 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 0.7y = 0.1 + -0.8
0.7y = 0.1 + -0.8

Combine like terms: 0.1 + -0.8 = -0.7
0.7y = -0.7

Divide each side by '0.7'.
y = -1

Simplifying
y = -1

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