3[x-2]+4=13

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Solution for 3[x-2]+4=13 equation:


Simplifying
3[x + -2] + 4 = 13

Reorder the terms:
3[-2 + x] + 4 = 13
[-2 * 3 + x * 3] + 4 = 13
[-6 + 3x] + 4 = 13

Reorder the terms:
-6 + 4 + 3x = 13

Combine like terms: -6 + 4 = -2
-2 + 3x = 13

Solving
-2 + 3x = 13

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 3x = 13 + 2

Combine like terms: -2 + 2 = 0
0 + 3x = 13 + 2
3x = 13 + 2

Combine like terms: 13 + 2 = 15
3x = 15

Divide each side by '3'.
x = 5

Simplifying
x = 5

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