3x-4+4x-4=5x+2x+9

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Solution for 3x-4+4x-4=5x+2x+9 equation:


Simplifying
3x + -4 + 4x + -4 = 5x + 2x + 9

Reorder the terms:
-4 + -4 + 3x + 4x = 5x + 2x + 9

Combine like terms: -4 + -4 = -8
-8 + 3x + 4x = 5x + 2x + 9

Combine like terms: 3x + 4x = 7x
-8 + 7x = 5x + 2x + 9

Reorder the terms:
-8 + 7x = 9 + 5x + 2x

Combine like terms: 5x + 2x = 7x
-8 + 7x = 9 + 7x

Add '-7x' to each side of the equation.
-8 + 7x + -7x = 9 + 7x + -7x

Combine like terms: 7x + -7x = 0
-8 + 0 = 9 + 7x + -7x
-8 = 9 + 7x + -7x

Combine like terms: 7x + -7x = 0
-8 = 9 + 0
-8 = 9

Solving
-8 = 9

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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