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: 94
step-by-step explanation: 79+91+92+94+94 = 450 divided by 5 (since there are 5 number that are being added) = 90
x = -4
step-by-step explanation:
- 20 - 4(x + 3) = 4x
=> -20 - 4x - 12 = 4x
=> - 32 -4x = 4x
=> -32 = 4x + 4x
=> - 32 = 8x
=> -32/8 = x
=> -4 = x