40y-30x=-120

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Solution for 40y-30x=-120 equation: 


Simplifying
40y + -30x = -120

Reorder the terms:
-30x + 40y = -120

Solving
-30x + 40y = -120

Solving for variable 'x'.

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

Add '-40y' to each side of the equation.
-30x + 40y + -40y = -120 + -40y

Combine like terms: 40y + -40y = 0
-30x + 0 = -120 + -40y
-30x = -120 + -40y

Divide each side by '-30'.
x = 4 + 1.333333333y

Simplifying
x = 4 + 1.333333333y

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