15x+8y=12x-4y

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Solution for 15x+8y=12x-4y equation:


Simplifying
15x + 8y = 12x + -4y

Solving
15x + 8y = 12x + -4y

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
15x + -12x + 8y = 12x + -12x + -4y

Combine like terms: 15x + -12x = 3x
3x + 8y = 12x + -12x + -4y

Combine like terms: 12x + -12x = 0
3x + 8y = 0 + -4y
3x + 8y = -4y

Add '-8y' to each side of the equation.
3x + 8y + -8y = -4y + -8y

Combine like terms: 8y + -8y = 0
3x + 0 = -4y + -8y
3x = -4y + -8y

Combine like terms: -4y + -8y = -12y
3x = -12y

Divide each side by '3'.
x = -4y

Simplifying
x = -4y

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