3x+9y+20=0

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Solution for 3x+9y+20=0 equation:


Simplifying
3x + 9y + 20 = 0

Reorder the terms:
20 + 3x + 9y = 0

Solving
20 + 3x + 9y = 0

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + 3x + -20 + 9y = 0 + -20

Reorder the terms:
20 + -20 + 3x + 9y = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 3x + 9y = 0 + -20
3x + 9y = 0 + -20

Combine like terms: 0 + -20 = -20
3x + 9y = -20

Add '-9y' to each side of the equation.
3x + 9y + -9y = -20 + -9y

Combine like terms: 9y + -9y = 0
3x + 0 = -20 + -9y
3x = -20 + -9y

Divide each side by '3'.
x = -6.666666667 + -3y

Simplifying
x = -6.666666667 + -3y

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