-7-a=5+2(a+6)

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Solution for -7-a=5+2(a+6) equation:


Simplifying
-7 + -1a = 5 + 2(a + 6)

Reorder the terms:
-7 + -1a = 5 + 2(6 + a)
-7 + -1a = 5 + (6 * 2 + a * 2)
-7 + -1a = 5 + (12 + 2a)

Combine like terms: 5 + 12 = 17
-7 + -1a = 17 + 2a

Solving
-7 + -1a = 17 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-7 + -1a + -2a = 17 + 2a + -2a

Combine like terms: -1a + -2a = -3a
-7 + -3a = 17 + 2a + -2a

Combine like terms: 2a + -2a = 0
-7 + -3a = 17 + 0
-7 + -3a = 17

Add '7' to each side of the equation.
-7 + 7 + -3a = 17 + 7

Combine like terms: -7 + 7 = 0
0 + -3a = 17 + 7
-3a = 17 + 7

Combine like terms: 17 + 7 = 24
-3a = 24

Divide each side by '-3'.
a = -8

Simplifying
a = -8

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