Answer: 2a= 9.9444
3a= 105.7774
Step-by-step explanation:
Answer:
2a. 9.943
3a. 105.738
For 2a.
a×63.8=19.4×32.7
63.8a=634.38
a=634.38/63.8
a=9.943
For 3a.
c×39.1=52.4*78.9
39.1c=4134.36
c=4134.36/39.1
c=105.738
