Answer:
The answer is 50 hours
Step-by-step explanation:
4x = 200
Divide both sides by 4
x = 200 \div 4 = 50
so after 50 hours of walking, the men will be 200 miles apart.
x(x-4)(x-1)
________
2(x+4)
x = 5
18x = 117 - 27
18x = 90
x = 90/18
