-9x+3y+21=0

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Solution for -9x+3y+21=0 equation:


Simplifying
-9x + 3y + 21 = 0

Reorder the terms:
21 + -9x + 3y = 0

Solving
21 + -9x + 3y = 0

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -9x + -21 + 3y = 0 + -21

Reorder the terms:
21 + -21 + -9x + 3y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -9x + 3y = 0 + -21
-9x + 3y = 0 + -21

Combine like terms: 0 + -21 = -21
-9x + 3y = -21

Add '-3y' to each side of the equation.
-9x + 3y + -3y = -21 + -3y

Combine like terms: 3y + -3y = 0
-9x + 0 = -21 + -3y
-9x = -21 + -3y

Divide each side by '-9'.
x = 2.333333333 + 0.3333333333y

Simplifying
x = 2.333333333 + 0.3333333333y

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