savannahvargas512
24.10.2019 •
Mathematics
Select the correct answer from each drop-down menu.
the general form of the equation of a circle is 7x2 + 7y2 - 28x+42y - 35 = 0.
. the center of the circle is
the equation of this circle in standard form is
radius is
units.
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Ответ:
Sophia wrote the number 41.
Step-by-step explanation:
Let x by the two-digit number written by Sophie. Max appended a 3, so the new number is 10x+3.
The difference between Max's and Sophie's numbers is 372:
(10x+3)-x=372
9x+3=372
9x=369
x=41.
So, Sophie's number was 41.