There is no algebraic way of isolating X unfortunately.
For these equations, you have to solve with numerical approximation.
I suggest Newtons method if you know calculus.
D. 50 mph
Going upstream takes longer because of the flow of the water
Answer:
I'm so srry but I don't know
Step-by-step explanation:
Your answer would be
<span>h/f = k constant
67/10 = k = 6.7
H/21 = 6.7
H = 6.7 × 21 = 140.7 </span>