lin550
18.03.2021 •
Mathematics
What’s the answer???????
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Ответ:
Ответ:
21x - 28
You would multiply 7 times 3x which is 21 x and then you would multiply 7 times -4 which is -28.
Ответ:
2n - 18 = 3n + 15
2n - 3n = 15 + 18
-n = 33
n = -33