Answer:

Step-by-step explanation:
Solve the following expression:

-Use <u>Distributive Property</u>:


-Combine like terms:


The puppy after a month would weigh 16 11/24
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Answer:
B. 
Step-by-step explanation:
The given quadratic trinomial is;

Comparing this to
, we have a=5,b=17,c=6.

Two factors of 30 that add up to 17 is 15 and 2.
We split the middle term to obtain;

We factor by grouping;

Factor further

The correct answer is B.