TheViperMlg23676
09.05.2020 •
Mathematics
Help me please ASAP, thanks!
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Ответ:
6
Step-by-step explanation:
You can set the unknown number as x and then you would add 3 to x and multiply that by 7.
The equation would be 7(x+3)=63
7(x+3)=63
7x+21=63
7x=42
x=6
The answer is 6