3(3x-9)+7=9x+20

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Solution for 3(3x-9)+7=9x+20 equation:


Simplifying
3(3x + -9) + 7 = 9x + 20

Reorder the terms:
3(-9 + 3x) + 7 = 9x + 20
(-9 * 3 + 3x * 3) + 7 = 9x + 20
(-27 + 9x) + 7 = 9x + 20

Reorder the terms:
-27 + 7 + 9x = 9x + 20

Combine like terms: -27 + 7 = -20
-20 + 9x = 9x + 20

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

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

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

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

Solving
-20 = 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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