10a-7b+11+8a-b-12=

Solution for 10a-7b+11+8a-b-12= equation:

Simplifying
10a + -7b + 11 + 8a + -1b + -12 = 0

Reorder the terms:
11 + -12 + 10a + 8a + -7b + -1b = 0

Combine like terms: 11 + -12 = -1
-1 + 10a + 8a + -7b + -1b = 0

Combine like terms: 10a + 8a = 18a
-1 + 18a + -7b + -1b = 0

Combine like terms: -7b + -1b = -8b
-1 + 18a + -8b = 0

Solving
-1 + 18a + -8b = 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 + 18a + 1 + -8b = 0 + 1

Reorder the terms:
-1 + 1 + 18a + -8b = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 18a + -8b = 0 + 1
18a + -8b = 0 + 1

Combine like terms: 0 + 1 = 1
18a + -8b = 1

Add '8b' to each side of the equation.
18a + -8b + 8b = 1 + 8b

Combine like terms: -8b + 8b = 0
18a + 0 = 1 + 8b
18a = 1 + 8b

Divide each side by '18'.
a = 0.05555555556 + 0.4444444444b

Simplifying
a = 0.05555555556 + 0.4444444444b