.2x+y=-1.8

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Solution for .2x+y=-1.8 equation: 


Simplifying
0.2x + y = -1.8

Solving
0.2x + y = -1.8

Solving for variable 'x'.

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

Add '-1y' to each side of the equation.
0.2x + y + -1y = -1.8 + -1y

Combine like terms: y + -1y = 0
0.2x + 0 = -1.8 + -1y
0.2x = -1.8 + -1y

Divide each side by '0.2'.
x = -9 + -5y

Simplifying
x = -9 + -5y

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