Answer:
(B) 3n - 11
Step-by-step explanation:
(2n + 5) - (3n + 7) + (4n - 9) = 2n + 5 - 3n - 7 +4n - 9 = 3n - 11
Step-by-step explanation:
8t³-80t²+200t
= 8(t³-10t+25)
= 8t(t²-10t+25)
= 8t(t-5)(t-5)
= 8t(t-5)²
the answer is B.
Answer:
%167
Step-by-step explanation:
5 divided by 3 is 1.67 so times that by 100 and you get %167
Total weight=number of pennies times weight of 1 penny
total weight/weight of 1 penny=number of pennies
636.3/3.03=210
210 pennies
An hour and 15 minutes i believe. not 100% though