9x+(x-9)+(x+1)=99

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Solution for 9x+(x-9)+(x+1)=99 equation:


Simplifying
9x + (x + -9) + (x + 1) = 99

Reorder the terms:
9x + (-9 + x) + (x + 1) = 99

Remove parenthesis around (-9 + x)
9x + -9 + x + (x + 1) = 99

Reorder the terms:
9x + -9 + x + (1 + x) = 99

Remove parenthesis around (1 + x)
9x + -9 + x + 1 + x = 99

Reorder the terms:
-9 + 1 + 9x + x + x = 99

Combine like terms: -9 + 1 = -8
-8 + 9x + x + x = 99

Combine like terms: 9x + x = 10x
-8 + 10x + x = 99

Combine like terms: 10x + x = 11x
-8 + 11x = 99

Solving
-8 + 11x = 99

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 11x = 99 + 8

Combine like terms: -8 + 8 = 0
0 + 11x = 99 + 8
11x = 99 + 8

Combine like terms: 99 + 8 = 107
11x = 107

Divide each side by '11'.
x = 9.727272727

Simplifying
x = 9.727272727

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