3(x-4)-5(6-x)=2(4x-21)

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Solution for 3(x-4)-5(6-x)=2(4x-21) equation:


Simplifying
3(x + -4) + -5(6 + -1x) = 2(4x + -21)

Reorder the terms:
3(-4 + x) + -5(6 + -1x) = 2(4x + -21)
(-4 * 3 + x * 3) + -5(6 + -1x) = 2(4x + -21)
(-12 + 3x) + -5(6 + -1x) = 2(4x + -21)
-12 + 3x + (6 * -5 + -1x * -5) = 2(4x + -21)
-12 + 3x + (-30 + 5x) = 2(4x + -21)

Reorder the terms:
-12 + -30 + 3x + 5x = 2(4x + -21)

Combine like terms: -12 + -30 = -42
-42 + 3x + 5x = 2(4x + -21)

Combine like terms: 3x + 5x = 8x
-42 + 8x = 2(4x + -21)

Reorder the terms:
-42 + 8x = 2(-21 + 4x)
-42 + 8x = (-21 * 2 + 4x * 2)
-42 + 8x = (-42 + 8x)

Add '42' to each side of the equation.
-42 + 42 + 8x = -42 + 42 + 8x

Combine like terms: -42 + 42 = 0
0 + 8x = -42 + 42 + 8x
8x = -42 + 42 + 8x

Combine like terms: -42 + 42 = 0
8x = 0 + 8x
8x = 8x

Add '-8x' to each side of the equation.
8x + -8x = 8x + -8x

Combine like terms: 8x + -8x = 0
0 = 8x + -8x

Combine like terms: 8x + -8x = 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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