7(3x-8)=21x-56

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Solution for 7(3x-8)=21x-56 equation:


Simplifying
7(3x + -8) = 21x + -56

Reorder the terms:
7(-8 + 3x) = 21x + -56
(-8 * 7 + 3x * 7) = 21x + -56
(-56 + 21x) = 21x + -56

Reorder the terms:
-56 + 21x = -56 + 21x

Add '56' to each side of the equation.
-56 + 56 + 21x = -56 + 56 + 21x

Combine like terms: -56 + 56 = 0
0 + 21x = -56 + 56 + 21x
21x = -56 + 56 + 21x

Combine like terms: -56 + 56 = 0
21x = 0 + 21x
21x = 21x

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

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

Combine like terms: 21x + -21x = 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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