Answer:
120 students don't have social media accounts
Step-by-step explanation:
Whether the sample is representative:
Estimate: 
Hope this helps
Answer:
Her son is 14 years old
Step-by-step explanation:
5+3x=47
3x=47-5
3x=42
3x÷3=42÷3
x=14
Answer:
58
Step-by-step explanation: