a+2-3a+4a-5+6=

Solution for a+2-3a+4a-5+6= equation:

Simplifying
a + 2 + -3a + 4a + -5 + 6 = 0

Reorder the terms:
2 + -5 + 6 + a + -3a + 4a = 0

Combine like terms: 2 + -5 = -3
-3 + 6 + a + -3a + 4a = 0

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

Combine like terms: a + -3a = -2a
3 + -2a + 4a = 0

Combine like terms: -2a + 4a = 2a
3 + 2a = 0

Solving
3 + 2a = 0

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 2a = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 2a = 0 + -3
2a = 0 + -3

Combine like terms: 0 + -3 = -3
2a = -3

Divide each side by '2'.
a = -1.5

Simplifying
a = -1.5