4(2+j)-3(6+2j)+7j=

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Solution for 4(2+j)-3(6+2j)+7j= equation: 


Simplifying
4(2 + j) + -3(6 + 2j) + 7j = 0
(2 * 4 + j * 4) + -3(6 + 2j) + 7j = 0
(8 + 4j) + -3(6 + 2j) + 7j = 0
8 + 4j + (6 * -3 + 2j * -3) + 7j = 0
8 + 4j + (-18 + -6j) + 7j = 0

Reorder the terms:
8 + -18 + 4j + -6j + 7j = 0

Combine like terms: 8 + -18 = -10
-10 + 4j + -6j + 7j = 0

Combine like terms: 4j + -6j = -2j
-10 + -2j + 7j = 0

Combine like terms: -2j + 7j = 5j
-10 + 5j = 0

Solving
-10 + 5j = 0

Solving for variable 'j'.

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

Add '10' to each side of the equation.
-10 + 10 + 5j = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 5j = 0 + 10
5j = 0 + 10

Combine like terms: 0 + 10 = 10
5j = 10

Divide each side by '5'.
j = 2

Simplifying
j = 2

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