Answer:
b=0
Step-by-step explanation:
4b-1=-4+4b+3
4b-4b=-4+3+1
b=0
62% because 200 silver coins out of 323 (total of all coins) is .619..., resulting in 62%
Answer:
2, 400
Step-by-step explanation:
1) 25 times 40 for how many miles the shark has done, which is 1,000
2) Do 1000 divided by 25, which is 40, so 40 hours.
3) Do 40 times 60 for how many minutes the shark has swam, which is 2, 400.
Answer:
0.363
Step-by-step explanation:
5^7x=60
x= ln(60)/7ln(5)
x= 0.363
