3x+4y=-19

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Solution for 3x+4y=-19 equation: 


Simplifying
3x + 4y = -19

Solving
3x + 4y = -19

Solving for variable 'x'.

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

Add '-4y' to each side of the equation.
3x + 4y + -4y = -19 + -4y

Combine like terms: 4y + -4y = 0
3x + 0 = -19 + -4y
3x = -19 + -4y

Divide each side by '3'.
x = -6.333333333 + -1.333333333y

Simplifying
x = -6.333333333 + -1.333333333y

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