(10j-7)-(-9j+2)=0

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Solution for (10j-7)-(-9j+2)=0 equation:


Simplifying
(10j + -7) + -1(-9j + 2) = 0

Reorder the terms:
(-7 + 10j) + -1(-9j + 2) = 0

Remove parenthesis around (-7 + 10j)
-7 + 10j + -1(-9j + 2) = 0

Reorder the terms:
-7 + 10j + -1(2 + -9j) = 0
-7 + 10j + (2 * -1 + -9j * -1) = 0
-7 + 10j + (-2 + 9j) = 0

Reorder the terms:
-7 + -2 + 10j + 9j = 0

Combine like terms: -7 + -2 = -9
-9 + 10j + 9j = 0

Combine like terms: 10j + 9j = 19j
-9 + 19j = 0

Solving
-9 + 19j = 0

Solving for variable 'j'.

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

Add '9' to each side of the equation.
-9 + 9 + 19j = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 19j = 0 + 9
19j = 0 + 9

Combine like terms: 0 + 9 = 9
19j = 9

Divide each side by '19'.
j = 0.4736842105

Simplifying
j = 0.4736842105

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