Traveling downstream a certain boat went 13 mph. Traveling upstream it only went 1 mph. Find the speed of the boat in still water and the speed of the current.

12 for both

Step-by-step explanation: 13 - 1 12 thats the current well if the current is 12 then sit still and your going 12 mph

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

b. x + 1

step-by-step explanation:

i'am smart