4x-9(x-1)=20-5x

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Solution for 4x-9(x-1)=20-5x equation: 


Simplifying
4x + -9(x + -1) = 20 + -5x

Reorder the terms:
4x + -9(-1 + x) = 20 + -5x
4x + (-1 * -9 + x * -9) = 20 + -5x
4x + (9 + -9x) = 20 + -5x

Reorder the terms:
9 + 4x + -9x = 20 + -5x

Combine like terms: 4x + -9x = -5x
9 + -5x = 20 + -5x

Add '5x' to each side of the equation.
9 + -5x + 5x = 20 + -5x + 5x

Combine like terms: -5x + 5x = 0
9 + 0 = 20 + -5x + 5x
9 = 20 + -5x + 5x

Combine like terms: -5x + 5x = 0
9 = 20 + 0
9 = 20

Solving
9 = 20

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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