7x+3y+9=0

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Solution for 7x+3y+9=0 equation:


Simplifying
7x + 3y + 9 = 0

Reorder the terms:
9 + 7x + 3y = 0

Solving
9 + 7x + 3y = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + 7x + -9 + 3y = 0 + -9

Reorder the terms:
9 + -9 + 7x + 3y = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 7x + 3y = 0 + -9
7x + 3y = 0 + -9

Combine like terms: 0 + -9 = -9
7x + 3y = -9

Add '-3y' to each side of the equation.
7x + 3y + -3y = -9 + -3y

Combine like terms: 3y + -3y = 0
7x + 0 = -9 + -3y
7x = -9 + -3y

Divide each side by '7'.
x = -1.285714286 + -0.4285714286y

Simplifying
x = -1.285714286 + -0.4285714286y

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