-8X+(2X-6)+(X+15)=12

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Solution for -8X+(2X-6)+(X+15)=12 equation:


Simplifying
-8X + (2X + -6) + (X + 15) = 12

Reorder the terms:
-8X + (-6 + 2X) + (X + 15) = 12

Remove parenthesis around (-6 + 2X)
-8X + -6 + 2X + (X + 15) = 12

Reorder the terms:
-8X + -6 + 2X + (15 + X) = 12

Remove parenthesis around (15 + X)
-8X + -6 + 2X + 15 + X = 12

Reorder the terms:
-6 + 15 + -8X + 2X + X = 12

Combine like terms: -6 + 15 = 9
9 + -8X + 2X + X = 12

Combine like terms: -8X + 2X = -6X
9 + -6X + X = 12

Combine like terms: -6X + X = -5X
9 + -5X = 12

Solving
9 + -5X = 12

Solving for variable 'X'.

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

Add '-9' to each side of the equation.
9 + -9 + -5X = 12 + -9

Combine like terms: 9 + -9 = 0
0 + -5X = 12 + -9
-5X = 12 + -9

Combine like terms: 12 + -9 = 3
-5X = 3

Divide each side by '-5'.
X = -0.6

Simplifying
X = -0.6

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