9j-7j=8

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Solution for 9j-7j=8 equation:



9j-7j=8
We move all terms to the left:
9j-7j-(8)=0
We add all the numbers together, and all the variables
2j-8=0
We move all terms containing j to the left, all other terms to the right
2j=8
j=8/2
j=4

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