12+3(8-x)=9-6(x+4)

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Solution for 12+3(8-x)=9-6(x+4) equation:


Simplifying
12 + 3(8 + -1x) = 9 + -6(x + 4)
12 + (8 * 3 + -1x * 3) = 9 + -6(x + 4)
12 + (24 + -3x) = 9 + -6(x + 4)

Combine like terms: 12 + 24 = 36
36 + -3x = 9 + -6(x + 4)

Reorder the terms:
36 + -3x = 9 + -6(4 + x)
36 + -3x = 9 + (4 * -6 + x * -6)
36 + -3x = 9 + (-24 + -6x)

Combine like terms: 9 + -24 = -15
36 + -3x = -15 + -6x

Solving
36 + -3x = -15 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
36 + -3x + 6x = -15 + -6x + 6x

Combine like terms: -3x + 6x = 3x
36 + 3x = -15 + -6x + 6x

Combine like terms: -6x + 6x = 0
36 + 3x = -15 + 0
36 + 3x = -15

Add '-36' to each side of the equation.
36 + -36 + 3x = -15 + -36

Combine like terms: 36 + -36 = 0
0 + 3x = -15 + -36
3x = -15 + -36

Combine like terms: -15 + -36 = -51
3x = -51

Divide each side by '3'.
x = -17

Simplifying
x = -17

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