5j+3=2j+21

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Solution for 5j+3=2j+21 equation: 



5j+3=2j+21

We move all terms to the left:

5j+3-(2j+21)=0

We get rid of parentheses

5j-2j-21+3=0

We add all the numbers together, and all the variables

3j-18=0

We move all terms containing j to the left, all other terms to the right

3j=18

j=18/3

j=6

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