9(x-2)+21+x=

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Solution for 9(x-2)+21+x= equation:


Simplifying
9(x + -2) + 21 + x = 0

Reorder the terms:
9(-2 + x) + 21 + x = 0
(-2 * 9 + x * 9) + 21 + x = 0
(-18 + 9x) + 21 + x = 0

Reorder the terms:
-18 + 21 + 9x + x = 0

Combine like terms: -18 + 21 = 3
3 + 9x + x = 0

Combine like terms: 9x + x = 10x
3 + 10x = 0

Solving
3 + 10x = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 10x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 10x = 0 + -3
10x = 0 + -3

Combine like terms: 0 + -3 = -3
10x = -3

Divide each side by '10'.
x = -0.3

Simplifying
x = -0.3

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