3x+9y+42=0

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Solution for 3x+9y+42=0 equation:


Simplifying
3x + 9y + 42 = 0

Reorder the terms:
42 + 3x + 9y = 0

Solving
42 + 3x + 9y = 0

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + 3x + -42 + 9y = 0 + -42

Reorder the terms:
42 + -42 + 3x + 9y = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 3x + 9y = 0 + -42
3x + 9y = 0 + -42

Combine like terms: 0 + -42 = -42
3x + 9y = -42

Add '-9y' to each side of the equation.
3x + 9y + -9y = -42 + -9y

Combine like terms: 9y + -9y = 0
3x + 0 = -42 + -9y
3x = -42 + -9y

Divide each side by '3'.
x = -14 + -3y

Simplifying
x = -14 + -3y

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