81=10j-99

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Solution for 81=10j-99 equation:


Simplifying
81 = 10j + -99

Reorder the terms:
81 = -99 + 10j

Solving
81 = -99 + 10j

Solving for variable 'j'.

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

Add '-10j' to each side of the equation.
81 + -10j = -99 + 10j + -10j

Combine like terms: 10j + -10j = 0
81 + -10j = -99 + 0
81 + -10j = -99

Add '-81' to each side of the equation.
81 + -81 + -10j = -99 + -81

Combine like terms: 81 + -81 = 0
0 + -10j = -99 + -81
-10j = -99 + -81

Combine like terms: -99 + -81 = -180
-10j = -180

Divide each side by '-10'.
j = 18

Simplifying
j = 18

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