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

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


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

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

Combine like terms: 3 + -10 = -7
12 + -9x = -7 + -1x

Solving
12 + -9x = -7 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
12 + -9x + x = -7 + -1x + x

Combine like terms: -9x + x = -8x
12 + -8x = -7 + -1x + x

Combine like terms: -1x + x = 0
12 + -8x = -7 + 0
12 + -8x = -7

Add '-12' to each side of the equation.
12 + -12 + -8x = -7 + -12

Combine like terms: 12 + -12 = 0
0 + -8x = -7 + -12
-8x = -7 + -12

Combine like terms: -7 + -12 = -19
-8x = -19

Divide each side by '-8'.
x = 2.375

Simplifying
x = 2.375

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