Answer:
18 napkins
Step-by-step explanation:
If the restaurant gives 3 napkins for every 5 items ordered, and there's 30 items... you must divide 30 by 5 which is 6. Then, multiply 6 by 3. Therefore the answer is 18.


<em>Hope</em><em> </em><em>this</em><em> </em><em>helped</em><em>:</em><em>)</em>
Its B, because (x-7)(x+1)=x^2-6x-7.
3000x + 1000y < 30000
2000x + 6000y < 30000
x = 7.5
y = 7.5