4(1+7j)=

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Solution for 4(1+7j)= equation: 


Simplifying
4(1 + 7j) = 0
(1 * 4 + 7j * 4) = 0
(4 + 28j) = 0

Solving
4 + 28j = 0

Solving for variable 'j'.

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

Add '-4' to each side of the equation.
4 + -4 + 28j = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 28j = 0 + -4
28j = 0 + -4

Combine like terms: 0 + -4 = -4
28j = -4

Divide each side by '28'.
j = -0.1428571429

Simplifying
j = -0.1428571429

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