(3x+9)+(3y+3)=

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Solution for (3x+9)+(3y+3)= equation:


Simplifying
(3x + 9) + (3y + 3) = 0

Reorder the terms:
(9 + 3x) + (3y + 3) = 0

Remove parenthesis around (9 + 3x)
9 + 3x + (3y + 3) = 0

Reorder the terms:
9 + 3x + (3 + 3y) = 0

Remove parenthesis around (3 + 3y)
9 + 3x + 3 + 3y = 0

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

Combine like terms: 9 + 3 = 12
12 + 3x + 3y = 0

Solving
12 + 3x + 3y = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + 3x + -12 + 3y = 0 + -12

Reorder the terms:
12 + -12 + 3x + 3y = 0 + -12

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

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

Add '-3y' to each side of the equation.
3x + 3y + -3y = -12 + -3y

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

Divide each side by '3'.
x = -4 + -1y

Simplifying
x = -4 + -1y

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