3j+j=20

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Solution for 3j+j=20 equation: 


Simplifying
3j + j = 20

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

Solving
4j = 20

Solving for variable 'j'.

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

Divide each side by '4'.
j = 5

Simplifying
j = 5

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