(j-1)(-3)=

Solution for (j-1)(-3)= equation:

Simplifying
(j + -1)(-3) = 0

Reorder the terms:
(-1 + j)(-3) = 0

Reorder the terms for easier multiplication:
-3(-1 + j) = 0
(-1 * -3 + j * -3) = 0
(3 + -3j) = 0

Solving
3 + -3j = 0

Solving for variable 'j'.

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

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

Combine like terms: 3 + -3 = 0
0 + -3j = 0 + -3
-3j = 0 + -3

Combine like terms: 0 + -3 = -3
-3j = -3

Divide each side by '-3'.
j = 1

Simplifying
j = 1