9a+4b-5c-1-3a+4b+5c=

Solution for 9a+4b-5c-1-3a+4b+5c= equation:

Simplifying
9a + 4b + -5c + -1 + -3a + 4b + 5c = 0

Reorder the terms:
-1 + 9a + -3a + 4b + 4b + -5c + 5c = 0

Combine like terms: 9a + -3a = 6a
-1 + 6a + 4b + 4b + -5c + 5c = 0

Combine like terms: 4b + 4b = 8b
-1 + 6a + 8b + -5c + 5c = 0

Combine like terms: -5c + 5c = 0
-1 + 6a + 8b + 0 = 0
-1 + 6a + 8b = 0

Solving
-1 + 6a + 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 + 6a + 1 + 8b = 0 + 1

Reorder the terms:
-1 + 1 + 6a + 8b = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 6a + 8b = 0 + 1
6a + 8b = 0 + 1

Combine like terms: 0 + 1 = 1
6a + 8b = 1

Add '-8b' to each side of the equation.
6a + 8b + -8b = 1 + -8b

Combine like terms: 8b + -8b = 0
6a + 0 = 1 + -8b
6a = 1 + -8b

Divide each side by '6'.
a = 0.1666666667 + -1.333333333b

Simplifying
a = 0.1666666667 + -1.333333333b