21x(x)=21x^2

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Solution for 21x(x)=21x^2 equation: 


Simplifying
21x(x) = 21x2

Multiply x * x
21x2 = 21x2

Add '-21x2' to each side of the equation.
21x2 + -21x2 = 21x2 + -21x2

Combine like terms: 21x2 + -21x2 = 0
0 = 21x2 + -21x2

Combine like terms: 21x2 + -21x2 = 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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