-4a+6-18a=3a+66+40

Solution for -4a+6-18a=3a+66+40 equation:

Simplifying
-4a + 6 + -18a = 3a + 66 + 40

Reorder the terms:
6 + -4a + -18a = 3a + 66 + 40

Combine like terms: -4a + -18a = -22a
6 + -22a = 3a + 66 + 40

Reorder the terms:
6 + -22a = 66 + 40 + 3a

Combine like terms: 66 + 40 = 106
6 + -22a = 106 + 3a

Solving
6 + -22a = 106 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
6 + -22a + -3a = 106 + 3a + -3a

Combine like terms: -22a + -3a = -25a
6 + -25a = 106 + 3a + -3a

Combine like terms: 3a + -3a = 0
6 + -25a = 106 + 0
6 + -25a = 106

Add '-6' to each side of the equation.
6 + -6 + -25a = 106 + -6

Combine like terms: 6 + -6 = 0
0 + -25a = 106 + -6
-25a = 106 + -6

Combine like terms: 106 + -6 = 100
-25a = 100

Divide each side by '-25'.
a = -4

Simplifying
a = -4