x+(2x+12)=320

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Solution for x+(2x+12)=320 equation: 


Simplifying
x + (2x + 12) = 320

Reorder the terms:
x + (12 + 2x) = 320

Remove parenthesis around (12 + 2x)
x + 12 + 2x = 320

Reorder the terms:
12 + x + 2x = 320

Combine like terms: x + 2x = 3x
12 + 3x = 320

Solving
12 + 3x = 320

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 3x = 320 + -12

Combine like terms: 12 + -12 = 0
0 + 3x = 320 + -12
3x = 320 + -12

Combine like terms: 320 + -12 = 308
3x = 308

Divide each side by '3'.
x = 102.6666667

Simplifying
x = 102.6666667

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