2[x+3]=18

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Solution for 2[x+3]=18 equation: 


Simplifying
2[x + 3] = 18

Reorder the terms:
2[3 + x] = 18
[3 * 2 + x * 2] = 18
[6 + 2x] = 18

Solving
6 + 2x = 18

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 2x = 18 + -6

Combine like terms: 6 + -6 = 0
0 + 2x = 18 + -6
2x = 18 + -6

Combine like terms: 18 + -6 = 12
2x = 12

Divide each side by '2'.
x = 6

Simplifying
x = 6

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