A motorboat travels 312 kilometers in 6 hours going upstream. It travels 420 kilometers going downstream in the same amount of time. What is the rate of the boat in still water and what is the rate of the current? km Rate of the boat in still water: 8 h X Х ? km Rate of the current: h​

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step-by-step explanation:

step-by-step explanation:

is means division by fractions

step-by-step explanation:

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.