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

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


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

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

Reorder the terms:
-6 + 21x + -21x = 6

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

Solving
-6 = 6

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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