Answer: a.(n-1)(n-2)...(n-r+1)
Step-by-step explanation:
a permutation of things taken at a time can be found using the formula.
Answer:
y ≤-7
-8y ≥56
Divide each side by -8. Remember to flip the inequality
-8y/-8 ≤56/-8
C = 2.75
it does not tell how much there for it is 1 gallon
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