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

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


Simplifying
3(x + -8) + -1x = 21 + 5x

Reorder the terms:
3(-8 + x) + -1x = 21 + 5x
(-8 * 3 + x * 3) + -1x = 21 + 5x
(-24 + 3x) + -1x = 21 + 5x

Combine like terms: 3x + -1x = 2x
-24 + 2x = 21 + 5x

Solving
-24 + 2x = 21 + 5x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-5x' to each side of the equation.
-24 + 2x + -5x = 21 + 5x + -5x

Combine like terms: 2x + -5x = -3x
-24 + -3x = 21 + 5x + -5x

Combine like terms: 5x + -5x = 0
-24 + -3x = 21 + 0
-24 + -3x = 21

Add '24' to each side of the equation.
-24 + 24 + -3x = 21 + 24

Combine like terms: -24 + 24 = 0
0 + -3x = 21 + 24
-3x = 21 + 24

Combine like terms: 21 + 24 = 45
-3x = 45

Divide each side by '-3'.
x = -15

Simplifying
x = -15

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