7x-9=-4x-9

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Solution for 7x-9=-4x-9 equation:


Simplifying
7x + -9 = -4x + -9

Reorder the terms:
-9 + 7x = -4x + -9

Reorder the terms:
-9 + 7x = -9 + -4x

Add '9' to each side of the equation.
-9 + 9 + 7x = -9 + 9 + -4x

Combine like terms: -9 + 9 = 0
0 + 7x = -9 + 9 + -4x
7x = -9 + 9 + -4x

Combine like terms: -9 + 9 = 0
7x = 0 + -4x
7x = -4x

Solving
7x = -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.
7x + 4x = -4x + 4x

Combine like terms: 7x + 4x = 11x
11x = -4x + 4x

Combine like terms: -4x + 4x = 0
11x = 0

Divide each side by '11'.
x = 0

Simplifying
x = 0

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