3(X+4)=6X-9

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Solution for 3(X+4)=6X-9 equation:


Simplifying
3(X + 4) = 6X + -9

Reorder the terms:
3(4 + X) = 6X + -9
(4 * 3 + X * 3) = 6X + -9
(12 + 3X) = 6X + -9

Reorder the terms:
12 + 3X = -9 + 6X

Solving
12 + 3X = -9 + 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.
12 + 3X + -6X = -9 + 6X + -6X

Combine like terms: 3X + -6X = -3X
12 + -3X = -9 + 6X + -6X

Combine like terms: 6X + -6X = 0
12 + -3X = -9 + 0
12 + -3X = -9

Add '-12' to each side of the equation.
12 + -12 + -3X = -9 + -12

Combine like terms: 12 + -12 = 0
0 + -3X = -9 + -12
-3X = -9 + -12

Combine like terms: -9 + -12 = -21
-3X = -21

Divide each side by '-3'.
X = 7

Simplifying
X = 7

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