(1+2j)=-(1+3j)

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Solution for (1+2j)=-(1+3j) equation:


Simplifying
(1 + 2j) = -1(1 + 3j)

Remove parenthesis around (1 + 2j)
1 + 2j = -1(1 + 3j)
1 + 2j = (1 * -1 + 3j * -1)
1 + 2j = (-1 + -3j)

Solving
1 + 2j = -1 + -3j

Solving for variable 'j'.

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

Add '3j' to each side of the equation.
1 + 2j + 3j = -1 + -3j + 3j

Combine like terms: 2j + 3j = 5j
1 + 5j = -1 + -3j + 3j

Combine like terms: -3j + 3j = 0
1 + 5j = -1 + 0
1 + 5j = -1

Add '-1' to each side of the equation.
1 + -1 + 5j = -1 + -1

Combine like terms: 1 + -1 = 0
0 + 5j = -1 + -1
5j = -1 + -1

Combine like terms: -1 + -1 = -2
5j = -2

Divide each side by '5'.
j = -0.4

Simplifying
j = -0.4

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