12x+(9x-3)-(10x-2)=12

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Solution for 12x+(9x-3)-(10x-2)=12 equation:


Simplifying
12x + (9x + -3) + -1(10x + -2) = 12

Reorder the terms:
12x + (-3 + 9x) + -1(10x + -2) = 12

Remove parenthesis around (-3 + 9x)
12x + -3 + 9x + -1(10x + -2) = 12

Reorder the terms:
12x + -3 + 9x + -1(-2 + 10x) = 12
12x + -3 + 9x + (-2 * -1 + 10x * -1) = 12
12x + -3 + 9x + (2 + -10x) = 12

Reorder the terms:
-3 + 2 + 12x + 9x + -10x = 12

Combine like terms: -3 + 2 = -1
-1 + 12x + 9x + -10x = 12

Combine like terms: 12x + 9x = 21x
-1 + 21x + -10x = 12

Combine like terms: 21x + -10x = 11x
-1 + 11x = 12

Solving
-1 + 11x = 12

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 11x = 12 + 1

Combine like terms: -1 + 1 = 0
0 + 11x = 12 + 1
11x = 12 + 1

Combine like terms: 12 + 1 = 13
11x = 13

Divide each side by '11'.
x = 1.181818182

Simplifying
x = 1.181818182

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