21x+7-14x=-2+7x

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Solution for 21x+7-14x=-2+7x equation:


Simplifying
21x + 7 + -14x = -2 + 7x

Reorder the terms:
7 + 21x + -14x = -2 + 7x

Combine like terms: 21x + -14x = 7x
7 + 7x = -2 + 7x

Add '-7x' to each side of the equation.
7 + 7x + -7x = -2 + 7x + -7x

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

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

Solving
7 = -2

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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