-11=2a+2(a+6)

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Solution for -11=2a+2(a+6) equation:


Simplifying
-11 = 2a + 2(a + 6)

Reorder the terms:
-11 = 2a + 2(6 + a)
-11 = 2a + (6 * 2 + a * 2)
-11 = 2a + (12 + 2a)

Reorder the terms:
-11 = 12 + 2a + 2a

Combine like terms: 2a + 2a = 4a
-11 = 12 + 4a

Solving
-11 = 12 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
-11 + -4a = 12 + 4a + -4a

Combine like terms: 4a + -4a = 0
-11 + -4a = 12 + 0
-11 + -4a = 12

Add '11' to each side of the equation.
-11 + 11 + -4a = 12 + 11

Combine like terms: -11 + 11 = 0
0 + -4a = 12 + 11
-4a = 12 + 11

Combine like terms: 12 + 11 = 23
-4a = 23

Divide each side by '-4'.
a = -5.75

Simplifying
a = -5.75

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