100x+200y=-400

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Solution for 100x+200y=-400 equation: 


Simplifying
100x + 200y = -400

Solving
100x + 200y = -400

Solving for variable 'x'.

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

Add '-200y' to each side of the equation.
100x + 200y + -200y = -400 + -200y

Combine like terms: 200y + -200y = 0
100x + 0 = -400 + -200y
100x = -400 + -200y

Divide each side by '100'.
x = -4 + -2y

Simplifying
x = -4 + -2y

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