kelseychristian24
09.10.2019 •
Mathematics
I'm picking a number between 1-20. i add 5, then i times the number by 3. lastly i takeaway it by 15. my answer is 42.
what was my beginning number?
clue: do the opposite. 42 add
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Ответ:
so the answer is
42 + 15 = 15 + 3x
so solving for x:
x = 14
Ответ:
Ответ:
645.16
Step-by-step explanation: