21n+14 you have to find the value of n
Let's see what to do buddy...
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Reminder:

So we need to just Multiply above equations like this :




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And we're done.
Thanks for watching buddy good luck.
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Answer:
The answer of this question is FALSE.
To go from km/h to M/S you have to multiply by 3,6 so this must be the answer:
7,2 km/h x 3,6 = 25,92 M/S
This is awfully general. Ruben has or does something. Whatever. Let's call that Whatever "r." Then the expression in question is "r+10."