7j(7-5j)=

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Solution for 7j(7-5j)= equation: 


Simplifying
7j(7 + -5j) = 0
(7 * 7j + -5j * 7j) = 0
(49j + -35j2) = 0

Solving
49j + -35j2 = 0

Solving for variable 'j'.

Factor out the Greatest Common Factor (GCF), '7j'.
7j(7 + -5j) = 0

Ignore the factor 7.

Subproblem 1
Set the factor 'j' equal to zero and attempt to solve:

Simplifying
j = 0

Solving
j = 0

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

Simplifying
j = 0

Subproblem 2
Set the factor '(7 + -5j)' equal to zero and attempt to solve:

Simplifying
7 + -5j = 0

Solving
7 + -5j = 0

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

Add '-7' to each side of the equation.
7 + -7 + -5j = 0 + -7

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

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

Divide each side by '-5'.
j = 1.4

Simplifying
j = 1.4
Solution
j = {0, 1.4}

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