Answer:
B.20
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Answer:
574
Step-by-step explanation:
All your doing is subtracting!
~Hello There!~
6.856 + 7.923 + 8.135 = 22.914
22.914/3 = 7.638 <=== Mean score
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- Hannah ❤
Answer:
Step-by-step explanation:
(2n - 3)(5n + 6) = 2n*(5n + 6) -3*(5n +6)
=2n*5n + 2n*6 -3*5n + (-3)*6
=10n² + 12n - 15n - 18
= 10n² -3n - 18