If tonya needed to buy 9 bottles of soda for a party in which 12 people attended, how many bottles of soda will she need to buy for a party in which 8 people are attending?

6 bottles of soda.

Step-by-step explanation:

lets keep the number of bottles as = x

Format:

(9/12) = (8/x)

Step 1: Cross-multiply.

(9) * (8) = (x) * (12)

72=12x

Step 2:Bring x one side.

12x=72

x=72/12=6bottles

Bottles of soda will be need to buy for a party where 8 people are attending=6 bottles soda