=6a+3b+(-2a)-(-2b)

Solution for =6a+3b+(-2a)-(-2b) equation:

Simplifying
0 = 6a + 3b + (-2a) + -1(-2b)

Remove parenthesis around (-2b)
0 = 6a + 3b + (-2a) + -1 * -2b

Multiply -1 * -2
0 = 6a + 3b + (-2a) + 2b

Reorder the terms:
0 = 6a + (-2a) + 3b + 2b

Combine like terms: 6a + (-2a) = 4a
0 = 4a + 3b + 2b

Combine like terms: 3b + 2b = 5b
0 = 4a + 5b

Solving
0 = 4a + 5b

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
0 + -4a = 4a + -4a + 5b
Remove the zero:
-4a = 4a + -4a + 5b

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

Divide each side by '-4'.
a = -1.25b

Simplifying
a = -1.25b