-3j=7(-4j+20)+18j

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Solution for -3j=7(-4j+20)+18j equation:


Simplifying
-3j = 7(-4j + 20) + 18j

Reorder the terms:
-3j = 7(20 + -4j) + 18j
-3j = (20 * 7 + -4j * 7) + 18j
-3j = (140 + -28j) + 18j

Combine like terms: -28j + 18j = -10j
-3j = 140 + -10j

Solving
-3j = 140 + -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.
-3j + 10j = 140 + -10j + 10j

Combine like terms: -3j + 10j = 7j
7j = 140 + -10j + 10j

Combine like terms: -10j + 10j = 0
7j = 140 + 0
7j = 140

Divide each side by '7'.
j = 20

Simplifying
j = 20

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