Answer:
n = -1
Step-by-step explanation:
you've accidently substracted 6n from 12n when you were supposed to be adding them. (-6n becomes +6n when brought to the otherside of the equal sign)
9514 1404 393
Answer:
-31/15
Step-by-step explanation:
Put the numbers in the expression and do the arithmetic.

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Your graphing calculator can probably help with this.
Answer:
the answer is 1
Step-by-step explanation:
Answer: C. 2
Step-by-step explanation:
40% of 85 is 34 so 85-34=51
51 is your answer