3[3x+7]=9x-1

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Solution for 3[3x+7]=9x-1 equation:


Simplifying
3[3x + 7] = 9x + -1

Reorder the terms:
3[7 + 3x] = 9x + -1
[7 * 3 + 3x * 3] = 9x + -1
[21 + 9x] = 9x + -1

Reorder the terms:
21 + 9x = -1 + 9x

Add '-9x' to each side of the equation.
21 + 9x + -9x = -1 + 9x + -9x

Combine like terms: 9x + -9x = 0
21 + 0 = -1 + 9x + -9x
21 = -1 + 9x + -9x

Combine like terms: 9x + -9x = 0
21 = -1 + 0
21 = -1

Solving
21 = -1

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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