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

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


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

Reorder the terms:
2(3 + X) + 3(X + -9) = 9
(3 * 2 + X * 2) + 3(X + -9) = 9
(6 + 2X) + 3(X + -9) = 9

Reorder the terms:
6 + 2X + 3(-9 + X) = 9
6 + 2X + (-9 * 3 + X * 3) = 9
6 + 2X + (-27 + 3X) = 9

Reorder the terms:
6 + -27 + 2X + 3X = 9

Combine like terms: 6 + -27 = -21
-21 + 2X + 3X = 9

Combine like terms: 2X + 3X = 5X
-21 + 5X = 9

Solving
-21 + 5X = 9

Solving for variable 'X'.

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

Add '21' to each side of the equation.
-21 + 21 + 5X = 9 + 21

Combine like terms: -21 + 21 = 0
0 + 5X = 9 + 21
5X = 9 + 21

Combine like terms: 9 + 21 = 30
5X = 30

Divide each side by '5'.
X = 6

Simplifying
X = 6

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