31-25=j

Solution for 31-25=j equation:

Simplifying
31 + -25 = j

Combine like terms: 31 + -25 = 6
6 = j

Solving
6 = j

Solving for variable 'j'.

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

Add '-1j' to each side of the equation.
6 + -1j = j + -1j

Combine like terms: j + -1j = 0
6 + -1j = 0

Add '-6' to each side of the equation.
6 + -6 + -1j = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -1j = 0 + -6
-1j = 0 + -6

Combine like terms: 0 + -6 = -6
-1j = -6

Divide each side by '-1'.
j = 6

Simplifying
j = 6