9x+8+x=5x+11x+21

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Solution for 9x+8+x=5x+11x+21 equation:


Simplifying
9x + 8 + x = 5x + 11x + 21

Reorder the terms:
8 + 9x + x = 5x + 11x + 21

Combine like terms: 9x + x = 10x
8 + 10x = 5x + 11x + 21

Reorder the terms:
8 + 10x = 21 + 5x + 11x

Combine like terms: 5x + 11x = 16x
8 + 10x = 21 + 16x

Solving
8 + 10x = 21 + 16x

Solving for variable 'x'.

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

Add '-16x' to each side of the equation.
8 + 10x + -16x = 21 + 16x + -16x

Combine like terms: 10x + -16x = -6x
8 + -6x = 21 + 16x + -16x

Combine like terms: 16x + -16x = 0
8 + -6x = 21 + 0
8 + -6x = 21

Add '-8' to each side of the equation.
8 + -8 + -6x = 21 + -8

Combine like terms: 8 + -8 = 0
0 + -6x = 21 + -8
-6x = 21 + -8

Combine like terms: 21 + -8 = 13
-6x = 13

Divide each side by '-6'.
x = -2.166666667

Simplifying
x = -2.166666667

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