Percent decrease=decrease/original times 100
decrease=23.5-21.2=2.3
original=23.5
percent decrease=2.3/23.5 times 100=0.0978 times 100=9.8%
B is answer
Answer:
14
Step-by-step explanation:
you can do this two ways:
<u>First: </u>

<u>Second: </u>
Distribute the 3 first

If this is the case, then you know by the polynomial remainder theorem that

is a factor of

, so there is some polynomial

such that
Answer:
wait, its r + 0.5
Step-by-step explanation:
Your answer will be , 18. there were two houses each invited 9. 9x2 =18.