2y+9x=-18

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Solution for 2y+9x=-18 equation: 


Simplifying
2y + 9x = -18

Reorder the terms:
9x + 2y = -18

Solving
9x + 2y = -18

Solving for variable 'x'.

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

Add '-2y' to each side of the equation.
9x + 2y + -2y = -18 + -2y

Combine like terms: 2y + -2y = 0
9x + 0 = -18 + -2y
9x = -18 + -2y

Divide each side by '9'.
x = -2 + -0.2222222222y

Simplifying
x = -2 + -0.2222222222y

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