20=j-4j

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Solution for 20=j-4j equation:


Simplifying
20 = j + -4j

Combine like terms: j + -4j = -3j
20 = -3j

Solving
20 = -3j

Solving for variable 'j'.

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

Add '3j' to each side of the equation.
20 + 3j = -3j + 3j

Combine like terms: -3j + 3j = 0
20 + 3j = 0

Add '-20' to each side of the equation.
20 + -20 + 3j = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 3j = 0 + -20
3j = 0 + -20

Combine like terms: 0 + -20 = -20
3j = -20

Divide each side by '3'.
j = -6.666666667

Simplifying
j = -6.666666667

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