3(X+3)=4X+12

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Solution for 3(X+3)=4X+12 equation:


Simplifying
3(X + 3) = 4X + 12

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

Reorder the terms:
9 + 3X = 12 + 4X

Solving
9 + 3X = 12 + 4X

Solving for variable 'X'.

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

Add '-4X' to each side of the equation.
9 + 3X + -4X = 12 + 4X + -4X

Combine like terms: 3X + -4X = -1X
9 + -1X = 12 + 4X + -4X

Combine like terms: 4X + -4X = 0
9 + -1X = 12 + 0
9 + -1X = 12

Add '-9' to each side of the equation.
9 + -9 + -1X = 12 + -9

Combine like terms: 9 + -9 = 0
0 + -1X = 12 + -9
-1X = 12 + -9

Combine like terms: 12 + -9 = 3
-1X = 3

Divide each side by '-1'.
X = -3

Simplifying
X = -3

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