She would need about 6 bags because 7*3=21 6+3=18 so about 6 bags
8.75 I think bc 1.50 x 4 = 6 then add 2.75 and you get $8.75
A=(1/2)(h)(B+b)
(6)=(1/2)(h)((2)+(1))
12=h(3)
h=4
Answer: h=4
36 goodie bags can be created in total because there are only 36 posters.
Answer:
2(8w + 1)
Step-by-step explanation:
Look on either side of the plus sign. What ever you see that is common is a common factor. In this case it is also the greatest common factor.
2 appears on both sides of the plus sign.
2(16w/2 + 2/2)
