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asseatingbandit
11.01.2020 •
Mathematics
Seven-eighths of a number is 63
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Ответ:
The number is 72.
Step-by-step explanation:
Given:
Seven-eights of a number is 63.
To find the number.
Solution:
Let the unknown number be =![x](/tpl/images/0450/2755/a0e3f.png)
By the given statement :
Thus, the equation to find the number can be given as:
Solving for
.
Multiplying both sides by 8 to remove fractions.
Dividing both sides by 7.
7 will completely divide 7 and 63.
So, we have:
∴![x=72](/tpl/images/0450/2755/34f7b.png)
Thus, the unknown number = 72
Ответ:
2nd quadrant is wrong.
Step-by-step explanation:
Think it's quadrant 3