120j+120j-180+120-160j-140=

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Solution for 120j+120j-180+120-160j-140= equation: 


Simplifying
120j + 120j + -180 + 120 + -160j + -140 = 0

Reorder the terms:
-180 + 120 + -140 + 120j + 120j + -160j = 0

Combine like terms: -180 + 120 = -60
-60 + -140 + 120j + 120j + -160j = 0

Combine like terms: -60 + -140 = -200
-200 + 120j + 120j + -160j = 0

Combine like terms: 120j + 120j = 240j
-200 + 240j + -160j = 0

Combine like terms: 240j + -160j = 80j
-200 + 80j = 0

Solving
-200 + 80j = 0

Solving for variable 'j'.

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

Add '200' to each side of the equation.
-200 + 200 + 80j = 0 + 200

Combine like terms: -200 + 200 = 0
0 + 80j = 0 + 200
80j = 0 + 200

Combine like terms: 0 + 200 = 200
80j = 200

Divide each side by '80'.
j = 2.5

Simplifying
j = 2.5

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