6a+2[a+6]=28

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Solution for 6a+2[a+6]=28 equation:


Simplifying
6a + 2[a + 6] = 28

Reorder the terms:
6a + 2[6 + a] = 28
6a + [6 * 2 + a * 2] = 28
6a + [12 + 2a] = 28

Reorder the terms:
12 + 6a + 2a = 28

Combine like terms: 6a + 2a = 8a
12 + 8a = 28

Solving
12 + 8a = 28

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + 8a = 28 + -12

Combine like terms: 12 + -12 = 0
0 + 8a = 28 + -12
8a = 28 + -12

Combine like terms: 28 + -12 = 16
8a = 16

Divide each side by '8'.
a = 2

Simplifying
a = 2

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