You can put this solution on YOUR website! 6n+4n-n+5=23
9n=23-5
9n=18
n=18/9
n=2 answer.
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36-4c-3c=22
-7c=22-36
-7c=-14
c=-14/-7
c=2 answer.
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I've solved the first two to show you what to do so you should be able to finish the assignment.