5a-7b+3-a+4b-9=

Solution for 5a-7b+3-a+4b-9= equation:

Simplifying
5a + -7b + 3 + -1a + 4b + -9 = 0

Reorder the terms:
3 + -9 + 5a + -1a + -7b + 4b = 0

Combine like terms: 3 + -9 = -6
-6 + 5a + -1a + -7b + 4b = 0

Combine like terms: 5a + -1a = 4a
-6 + 4a + -7b + 4b = 0

Combine like terms: -7b + 4b = -3b
-6 + 4a + -3b = 0

Solving
-6 + 4a + -3b = 0

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + 4a + 6 + -3b = 0 + 6

Reorder the terms:
-6 + 6 + 4a + -3b = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 4a + -3b = 0 + 6
4a + -3b = 0 + 6

Combine like terms: 0 + 6 = 6
4a + -3b = 6

Add '3b' to each side of the equation.
4a + -3b + 3b = 6 + 3b

Combine like terms: -3b + 3b = 0
4a + 0 = 6 + 3b
4a = 6 + 3b

Divide each side by '4'.
a = 1.5 + 0.75b

Simplifying
a = 1.5 + 0.75b