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2j+15=52.50
We move all terms to the left:
2j+15-(52.50)=0
We add all the numbers together, and all the variables
2j+15-(52.5)=0
We add all the numbers together, and all the variables
2j-37.5=0
We move all terms containing j to the left, all other terms to the right
2j=37.5
j=37.5/2
j=18+1/1.3333333333333
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