2[a+2]=11+a

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Solution for 2[a+2]=11+a equation:


Simplifying
2[a + 2] = 11 + a

Reorder the terms:
2[2 + a] = 11 + a
[2 * 2 + a * 2] = 11 + a
[4 + 2a] = 11 + a

Solving
4 + 2a = 11 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
4 + 2a + -1a = 11 + a + -1a

Combine like terms: 2a + -1a = 1a
4 + 1a = 11 + a + -1a

Combine like terms: a + -1a = 0
4 + 1a = 11 + 0
4 + 1a = 11

Add '-4' to each side of the equation.
4 + -4 + 1a = 11 + -4

Combine like terms: 4 + -4 = 0
0 + 1a = 11 + -4
1a = 11 + -4

Combine like terms: 11 + -4 = 7
1a = 7

Divide each side by '1'.
a = 7

Simplifying
a = 7

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