Answer:
A.
Step-by-step explanation:
Distributive property means (in this case) to multiply what's inside the () by what's outside the (). Therefore, I believe A is the only one that makes sense.
Hope this helps!
Answer:
(a) 
Step-by-step explanation:
Given
See attachment
Required
Which must be true
implies that:
The following sides are corresponding



The following angles are corresponding



From the given options, only option (a) is true because:

Step-by-step explanation:
put -5 into x
then
3*-5 is -15 (-2)
-17 is your answer
(-6y-2)+5(3+2.5y) expend
-6y-2+15+12.5
6.5y+13
63.24 is equivalent to 63.240.