42=e+4

Solution for 42=e+4 equation:

Simplifying
42 = e + 4

Reorder the terms:
42 = 4 + e

Solving
42 = 4 + e

Solving for variable 'e'.

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

Add '-1e' to each side of the equation.
42 + -1e = 4 + e + -1e

Combine like terms: e + -1e = 0
42 + -1e = 4 + 0
42 + -1e = 4

Add '-42' to each side of the equation.
42 + -42 + -1e = 4 + -42

Combine like terms: 42 + -42 = 0
0 + -1e = 4 + -42
-1e = 4 + -42

Combine like terms: 4 + -42 = -38
-1e = -38

Divide each side by '-1'.
e = 38

Simplifying
e = 38