4x-9=-4x-9

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Solution for 4x-9=-4x-9 equation:


Simplifying
4x + -9 = -4x + -9

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

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

Add '9' to each side of the equation.
-9 + 9 + 4x = -9 + 9 + -4x

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

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

Solving
4x = -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
4x + 4x = -4x + 4x

Combine like terms: 4x + 4x = 8x
8x = -4x + 4x

Combine like terms: -4x + 4x = 0
8x = 0

Divide each side by '8'.
x = 0

Simplifying
x = 0

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