8a-(a-5)-(a+6)=a-11

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Solution for 8a-(a-5)-(a+6)=a-11 equation:


Simplifying
8a + -1(a + -5) + -1(a + 6) = a + -11

Reorder the terms:
8a + -1(-5 + a) + -1(a + 6) = a + -11
8a + (-5 * -1 + a * -1) + -1(a + 6) = a + -11
8a + (5 + -1a) + -1(a + 6) = a + -11

Reorder the terms:
8a + 5 + -1a + -1(6 + a) = a + -11
8a + 5 + -1a + (6 * -1 + a * -1) = a + -11
8a + 5 + -1a + (-6 + -1a) = a + -11

Reorder the terms:
5 + -6 + 8a + -1a + -1a = a + -11

Combine like terms: 5 + -6 = -1
-1 + 8a + -1a + -1a = a + -11

Combine like terms: 8a + -1a = 7a
-1 + 7a + -1a = a + -11

Combine like terms: 7a + -1a = 6a
-1 + 6a = a + -11

Reorder the terms:
-1 + 6a = -11 + a

Solving
-1 + 6a = -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.
-1 + 6a + -1a = -11 + a + -1a

Combine like terms: 6a + -1a = 5a
-1 + 5a = -11 + a + -1a

Combine like terms: a + -1a = 0
-1 + 5a = -11 + 0
-1 + 5a = -11

Add '1' to each side of the equation.
-1 + 1 + 5a = -11 + 1

Combine like terms: -1 + 1 = 0
0 + 5a = -11 + 1
5a = -11 + 1

Combine like terms: -11 + 1 = -10
5a = -10

Divide each side by '5'.
a = -2

Simplifying
a = -2

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