(X+2)9-(X-8)3=3

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Solution for (X+2)9-(X-8)3=3 equation:


Simplifying
(X + 2) * 9 + -1(X + -8) * 3 = 3

Reorder the terms:
(2 + X) * 9 + -1(X + -8) * 3 = 3

Reorder the terms for easier multiplication:
9(2 + X) + -1(X + -8) * 3 = 3
(2 * 9 + X * 9) + -1(X + -8) * 3 = 3
(18 + 9X) + -1(X + -8) * 3 = 3

Reorder the terms:
18 + 9X + -1(-8 + X) * 3 = 3

Reorder the terms for easier multiplication:
18 + 9X + -1 * 3(-8 + X) = 3

Multiply -1 * 3
18 + 9X + -3(-8 + X) = 3
18 + 9X + (-8 * -3 + X * -3) = 3
18 + 9X + (24 + -3X) = 3

Reorder the terms:
18 + 24 + 9X + -3X = 3

Combine like terms: 18 + 24 = 42
42 + 9X + -3X = 3

Combine like terms: 9X + -3X = 6X
42 + 6X = 3

Solving
42 + 6X = 3

Solving for variable 'X'.

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

Add '-42' to each side of the equation.
42 + -42 + 6X = 3 + -42

Combine like terms: 42 + -42 = 0
0 + 6X = 3 + -42
6X = 3 + -42

Combine like terms: 3 + -42 = -39
6X = -39

Divide each side by '6'.
X = -6.5

Simplifying
X = -6.5

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