x+x+x-8=21-14+4x

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Solution for x+x+x-8=21-14+4x equation:


Simplifying
x + x + x + -8 = 21 + -14 + 4x

Reorder the terms:
-8 + x + x + x = 21 + -14 + 4x

Combine like terms: x + x = 2x
-8 + 2x + x = 21 + -14 + 4x

Combine like terms: 2x + x = 3x
-8 + 3x = 21 + -14 + 4x

Combine like terms: 21 + -14 = 7
-8 + 3x = 7 + 4x

Solving
-8 + 3x = 7 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-8 + 3x + -4x = 7 + 4x + -4x

Combine like terms: 3x + -4x = -1x
-8 + -1x = 7 + 4x + -4x

Combine like terms: 4x + -4x = 0
-8 + -1x = 7 + 0
-8 + -1x = 7

Add '8' to each side of the equation.
-8 + 8 + -1x = 7 + 8

Combine like terms: -8 + 8 = 0
0 + -1x = 7 + 8
-1x = 7 + 8

Combine like terms: 7 + 8 = 15
-1x = 15

Divide each side by '-1'.
x = -15

Simplifying
x = -15

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