3(3x-4)-2x-5-7x=20

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Solution for 3(3x-4)-2x-5-7x=20 equation: 


Simplifying
3(3x + -4) + -2x + -5 + -7x = 20

Reorder the terms:
3(-4 + 3x) + -2x + -5 + -7x = 20
(-4 * 3 + 3x * 3) + -2x + -5 + -7x = 20
(-12 + 9x) + -2x + -5 + -7x = 20

Reorder the terms:
-12 + -5 + 9x + -2x + -7x = 20

Combine like terms: -12 + -5 = -17
-17 + 9x + -2x + -7x = 20

Combine like terms: 9x + -2x = 7x
-17 + 7x + -7x = 20

Combine like terms: 7x + -7x = 0
-17 + 0 = 20
-17 = 20

Solving
-17 = 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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