Answer:
2n+3n=5n = -41-9= 50
5n=50
n = 10
Step-by-step explanation:
12.5 m in 1 second.
400/32=12.5
2 37/40
15.2
16 + 12 + 8 + 22 + 25 + 8 = 91 / 6 = 15.16 = 15.2