The linear equation was solved using these steps. Linear equation: 5 (122+15) = 7
Step 1: 4r +5=7
Step 2: 4r=2
Step 3: x= 1 / 1
The property that was used in step 1 was the
The property that was used in step 2 was the
The property that was used in step 3 was the

d

step-by-step explanation:

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

853.3

step-by-step explanation:

irrational, cannot