j+(2j)=12

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Solution for j+(2j)=12 equation: 


Simplifying
j + (2j) = 12

Combine like terms: j + (2j) = 3j
3j = 12

Solving
3j = 12

Solving for variable 'j'.

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

Divide each side by '3'.
j = 4

Simplifying
j = 4

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