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

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

Simplifying
5a + 4b + -7b + -4a = 0

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

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

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

Solving
1a + -3b = 0

Solving for variable 'a'.

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

Add '3b' to each side of the equation.
1a + -3b + 3b = 0 + 3b

Combine like terms: -3b + 3b = 0
1a + 0 = 0 + 3b
1a = 0 + 3b
Remove the zero:
1a = 3b

Divide each side by '1'.
a = 3b

Simplifying
a = 3b