If the rate of the boat in still water is 20 mph, and the rate is x mph, what is the rate of the boat going upstream

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.

answer:

a=9

step-by-step explanation: lmk if you need a explanation

the solution is x=1

step-by-step explanation:

we are given our   equation as

let's assume

left side function is

right side function is

now, we can draw graph

and then we can get intersection point

the intersection point will be solution

so, the solution is

x=1