Answer:
can u show the screen of the problem i dont understand ^
Step-by-step explanation:
Answer: # 15 is x=-12 and #16 is x=24
Step-by-step explanation:
I am not positive for the factoring of each expression but for the distributive property you do 8 TIMES x then 8 times 7 so you would get blank plus blank and so on for the next ones.
Answer:

Step-by-step explanation:
Convert each to a improper fraction



Answer:
4pi + 8 km
Step-by-step explanation:
the circumference of teh circle is d*pi = 8pi. since this is a semicircle the circumference is 4pi. then the perimeter is 4pi + 8