4e+6-2e-12=18

Solution for 4e+6-2e-12=18 equation:

Simplifying
4e + 6 + -2e + -12 = 18

Reorder the terms:
6 + -12 + 4e + -2e = 18

Combine like terms: 6 + -12 = -6
-6 + 4e + -2e = 18

Combine like terms: 4e + -2e = 2e
-6 + 2e = 18

Solving
-6 + 2e = 18

Solving for variable 'e'.

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

Add '6' to each side of the equation.
-6 + 6 + 2e = 18 + 6

Combine like terms: -6 + 6 = 0
0 + 2e = 18 + 6
2e = 18 + 6

Combine like terms: 18 + 6 = 24
2e = 24

Divide each side by '2'.
e = 12

Simplifying
e = 12