3(2x+7)-6x=21

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Solution for 3(2x+7)-6x=21 equation: 


Simplifying
3(2x + 7) + -6x = 21

Reorder the terms:
3(7 + 2x) + -6x = 21
(7 * 3 + 2x * 3) + -6x = 21
(21 + 6x) + -6x = 21

Combine like terms: 6x + -6x = 0
21 + 0 = 21
21 = 21

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

Combine like terms: 21 + -21 = 0
0 = 21 + -21

Combine like terms: 21 + -21 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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