Y=5.5 and x+3 are the answers hope this helps
Greetings!
"Use the distributive property for

.<span>"
The distribute property is used to simplify an expression/equation. This is done by multiplying the contents of the parenthesis by the number outside of bracket.
</span>


<span>Simplify.
</span>

Hope this helps.
-Benjamin
Answer:
. The sales manager gathered information on the numbers of sales calls made and the number of copiers sold for a random sample of sales representative. Is there a positive correlation between calls made and copiers? Test at the 0.05 level of significance. Determine the 90% prediction interval for 60 number of calls made. * Calls, X Sold. Y 20 40 20 50 40 60 50 90 40 80 20 40 40 60 30 60
Answer: 384
There are 384 smoke free rooms.