(11-1)2-(11+1)2=1-5a

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Solution for (11-1)2-(11+1)2=1-5a equation:


Simplifying
(11 + -1) * 2 + -1(11 + 1) * 2 = 1 + -5a

Combine like terms: 11 + -1 = 10
(10) * 2 + -1(11 + 1) * 2 = 1 + -5a

Multiply 10 * 2
20 + -1(11 + 1) * 2 = 1 + -5a

Combine like terms: 11 + 1 = 12
20 + -1(12) * 2 = 1 + -5a

Multiply -1 * 12
20 + -12 * 2 = 1 + -5a

Multiply -12 * 2
20 + -24 = 1 + -5a

Combine like terms: 20 + -24 = -4
-4 = 1 + -5a

Solving
-4 = 1 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-4 + 5a = 1 + -5a + 5a

Combine like terms: -5a + 5a = 0
-4 + 5a = 1 + 0
-4 + 5a = 1

Add '4' to each side of the equation.
-4 + 4 + 5a = 1 + 4

Combine like terms: -4 + 4 = 0
0 + 5a = 1 + 4
5a = 1 + 4

Combine like terms: 1 + 4 = 5
5a = 5

Divide each side by '5'.
a = 1

Simplifying
a = 1

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