30x+20y=-90

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Solution for 30x+20y=-90 equation: 


Simplifying
30x + 20y = -90

Solving
30x + 20y = -90

Solving for variable 'x'.

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

Add '-20y' to each side of the equation.
30x + 20y + -20y = -90 + -20y

Combine like terms: 20y + -20y = 0
30x + 0 = -90 + -20y
30x = -90 + -20y

Divide each side by '30'.
x = -3 + -0.6666666667y

Simplifying
x = -3 + -0.6666666667y

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