(3x+9)-(4x+9)=0

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Solution for (3x+9)-(4x+9)=0 equation:


Simplifying
(3x + 9) + -1(4x + 9) = 0

Reorder the terms:
(9 + 3x) + -1(4x + 9) = 0

Remove parenthesis around (9 + 3x)
9 + 3x + -1(4x + 9) = 0

Reorder the terms:
9 + 3x + -1(9 + 4x) = 0
9 + 3x + (9 * -1 + 4x * -1) = 0
9 + 3x + (-9 + -4x) = 0

Reorder the terms:
9 + -9 + 3x + -4x = 0

Combine like terms: 9 + -9 = 0
0 + 3x + -4x = 0
3x + -4x = 0

Combine like terms: 3x + -4x = -1x
-1x = 0

Solving
-1x = 0

Solving for variable 'x'.

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

Divide each side by '-1'.
x = 0

Simplifying
x = 0

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