Answer:
the begging explanation
Step-by-step explanation:
hope this helped
Answer:
The answer to your question is x = 21
Step-by-step explanation:
Equation

- Multiply both sides by 7

- Simplify
2x = 42
- Divide both sides by 2

- Simplify
x = 21
Answer:
Kelly did more math problems.
Step-by-step explanation:
Andrew - 22/13= 1.69
Kelly - 24/12= 2
2 - b.
3 - a.
I'm not sure about 4. Hope this helps!