3x-(3x)-2=7

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


Simplifying
3x + -1(3x) + -2 = 7

Remove parenthesis around (3x)
3x + -1 * 3x + -2 = 7

Multiply -1 * 3
3x + -3x + -2 = 7

Reorder the terms:
-2 + 3x + -3x = 7

Combine like terms: 3x + -3x = 0
-2 + 0 = 7
-2 = 7

Solving
-2 = 7

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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