If twice a certain integer is subtracted from 5 times the integer, the result is 63. Find the integer.
A
21
B
9
C
7
D
4
E
3
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
Let the integer = y
\(\therefore\) 5y - 2y = 63
3y = 63 \(\implies\) y = 21
Source: Myschool Past Questions Archive (Record #22357)