x+12=3(x+8)

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Solution for x+12=3(x+8) equation: 


Simplifying
x + 12 = 3(x + 8)

Reorder the terms:
12 + x = 3(x + 8)

Reorder the terms:
12 + x = 3(8 + x)
12 + x = (8 * 3 + x * 3)
12 + x = (24 + 3x)

Solving
12 + x = 24 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
12 + x + -3x = 24 + 3x + -3x

Combine like terms: x + -3x = -2x
12 + -2x = 24 + 3x + -3x

Combine like terms: 3x + -3x = 0
12 + -2x = 24 + 0
12 + -2x = 24

Add '-12' to each side of the equation.
12 + -12 + -2x = 24 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = 24 + -12
-2x = 24 + -12

Combine like terms: 24 + -12 = 12
-2x = 12

Divide each side by '-2'.
x = -6

Simplifying
x = -6

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