(9a+6b-5)+(-11a-7b+6)=

Solution for (9a+6b-5)+(-11a-7b+6)= equation:

Simplifying
(9a + 6b + -5) + (-11a + -7b + 6) = 0

Reorder the terms:
(-5 + 9a + 6b) + (-11a + -7b + 6) = 0

Remove parenthesis around (-5 + 9a + 6b)
-5 + 9a + 6b + (-11a + -7b + 6) = 0

Reorder the terms:
-5 + 9a + 6b + (6 + -11a + -7b) = 0

Remove parenthesis around (6 + -11a + -7b)
-5 + 9a + 6b + 6 + -11a + -7b = 0

Reorder the terms:
-5 + 6 + 9a + -11a + 6b + -7b = 0

Combine like terms: -5 + 6 = 1
1 + 9a + -11a + 6b + -7b = 0

Combine like terms: 9a + -11a = -2a
1 + -2a + 6b + -7b = 0

Combine like terms: 6b + -7b = -1b
1 + -2a + -1b = 0

Solving
1 + -2a + -1b = 0

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + -2a + -1 + -1b = 0 + -1

Reorder the terms:
1 + -1 + -2a + -1b = 0 + -1

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

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

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

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

Divide each side by '-2'.
a = 0.5 + -0.5b

Simplifying
a = 0.5 + -0.5b