3x+9y-2x-4y=0

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Solution for 3x+9y-2x-4y=0 equation:


Simplifying
3x + 9y + -2x + -4y = 0

Reorder the terms:
3x + -2x + 9y + -4y = 0

Combine like terms: 3x + -2x = 1x
1x + 9y + -4y = 0

Combine like terms: 9y + -4y = 5y
1x + 5y = 0

Solving
1x + 5y = 0

Solving for variable 'x'.

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

Add '-5y' to each side of the equation.
1x + 5y + -5y = 0 + -5y

Combine like terms: 5y + -5y = 0
1x + 0 = 0 + -5y
1x = 0 + -5y
Remove the zero:
1x = -5y

Divide each side by '1'.
x = -5y

Simplifying
x = -5y

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