-(9+11a)+2(6a+11)=1-10a+12a

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Solution for -(9+11a)+2(6a+11)=1-10a+12a equation:


Simplifying
-1(9 + 11a) + 2(6a + 11) = 1 + -10a + 12a
(9 * -1 + 11a * -1) + 2(6a + 11) = 1 + -10a + 12a
(-9 + -11a) + 2(6a + 11) = 1 + -10a + 12a

Reorder the terms:
-9 + -11a + 2(11 + 6a) = 1 + -10a + 12a
-9 + -11a + (11 * 2 + 6a * 2) = 1 + -10a + 12a
-9 + -11a + (22 + 12a) = 1 + -10a + 12a

Reorder the terms:
-9 + 22 + -11a + 12a = 1 + -10a + 12a

Combine like terms: -9 + 22 = 13
13 + -11a + 12a = 1 + -10a + 12a

Combine like terms: -11a + 12a = 1a
13 + 1a = 1 + -10a + 12a

Combine like terms: -10a + 12a = 2a
13 + 1a = 1 + 2a

Solving
13 + 1a = 1 + 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.
13 + 1a + -2a = 1 + 2a + -2a

Combine like terms: 1a + -2a = -1a
13 + -1a = 1 + 2a + -2a

Combine like terms: 2a + -2a = 0
13 + -1a = 1 + 0
13 + -1a = 1

Add '-13' to each side of the equation.
13 + -13 + -1a = 1 + -13

Combine like terms: 13 + -13 = 0
0 + -1a = 1 + -13
-1a = 1 + -13

Combine like terms: 1 + -13 = -12
-1a = -12

Divide each side by '-1'.
a = 12

Simplifying
a = 12

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