7(1+2j)=

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Solution for 7(1+2j)= equation: 


Simplifying
7(1 + 2j) = 0
(1 * 7 + 2j * 7) = 0
(7 + 14j) = 0

Solving
7 + 14j = 0

Solving for variable 'j'.

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

Add '-7' to each side of the equation.
7 + -7 + 14j = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 14j = 0 + -7
14j = 0 + -7

Combine like terms: 0 + -7 = -7
14j = -7

Divide each side by '14'.
j = -0.5

Simplifying
j = -0.5

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