11x-21=2(4x-7)+3x-7

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Solution for 11x-21=2(4x-7)+3x-7 equation:


Simplifying
11x + -21 = 2(4x + -7) + 3x + -7

Reorder the terms:
-21 + 11x = 2(4x + -7) + 3x + -7

Reorder the terms:
-21 + 11x = 2(-7 + 4x) + 3x + -7
-21 + 11x = (-7 * 2 + 4x * 2) + 3x + -7
-21 + 11x = (-14 + 8x) + 3x + -7

Reorder the terms:
-21 + 11x = -14 + -7 + 8x + 3x

Combine like terms: -14 + -7 = -21
-21 + 11x = -21 + 8x + 3x

Combine like terms: 8x + 3x = 11x
-21 + 11x = -21 + 11x

Add '21' to each side of the equation.
-21 + 21 + 11x = -21 + 21 + 11x

Combine like terms: -21 + 21 = 0
0 + 11x = -21 + 21 + 11x
11x = -21 + 21 + 11x

Combine like terms: -21 + 21 = 0
11x = 0 + 11x
11x = 11x

Add '-11x' to each side of the equation.
11x + -11x = 11x + -11x

Combine like terms: 11x + -11x = 0
0 = 11x + -11x

Combine like terms: 11x + -11x = 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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