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alexira [117]
3 years ago
9

Hannah has 127 books in her collection. Her school is hosting a book donation. There are z students at her school, and they each

plan to donate the same number of books and reach a total donation of 300 books! How many books will Hannah have in her collection after her donation? Write your answer as an expression.
Mathematics
1 answer:
IgorC [24]3 years ago
6 0
She has to donate 46 more 127 x 2 +n=300 You have to add 127 twice, which gives you 254. Then you subtract that from 300.
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7 0
3 years ago
Use: Ck = k! (n-k)!
Arlecino [84]

Answer:

3 ways.

Step-by-step explanation:

Combinations formula:

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In this question:

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5 0
3 years ago
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s2008m [1.1K]
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7 0
3 years ago
Read 2 more answers
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Lera25 [3.4K]
<span><span>y9) ((9•(x-4))•—————————————)•y(-2) -(3)(-3)x(-3)
</span><span>Simplify —-(3)(-3)x(-3) </span></span><span><span>((9 • (x-4)) • -27x3y9) • y(-2) </span></span><span>(32x(-4) • -27x3y9) • y(-2) </span>  x(-4) multiplied by x3 = x((-4) + 3) = x(-1) = 1/x1 = 1/x  32  multiplied by  33   = 3(2 + 3) = 35<span> -35x(-1)y9 • y(-2) </span>y9 multiplied by y(-2) = y(9 + (-2)) = y7<span>
</span>Final result :<span> -35x(-1)y7 </span>I believe this is the answer :) ( pls tell me if I am wrong and have a great day!)
3 0
3 years ago
NEED HELP.!!...What is the value of..( picture shown)
ioda

Answer:

C

Step-by-step explanation:


3 0
4 years ago
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