-3(7x-5)+8=-21x+23

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Solution for -3(7x-5)+8=-21x+23 equation: 


Simplifying
-3(7x + -5) + 8 = -21x + 23

Reorder the terms:
-3(-5 + 7x) + 8 = -21x + 23
(-5 * -3 + 7x * -3) + 8 = -21x + 23
(15 + -21x) + 8 = -21x + 23

Reorder the terms:
15 + 8 + -21x = -21x + 23

Combine like terms: 15 + 8 = 23
23 + -21x = -21x + 23

Reorder the terms:
23 + -21x = 23 + -21x

Add '-23' to each side of the equation.
23 + -23 + -21x = 23 + -23 + -21x

Combine like terms: 23 + -23 = 0
0 + -21x = 23 + -23 + -21x
-21x = 23 + -23 + -21x

Combine like terms: 23 + -23 = 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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