if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:
6 purchases
if you are asking how many of each then:
18 social media ads
6 newspaper ads
Answer from: Quest
ca = ec
cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.
65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.