Three times the first number plus
the second number plus twice
the third is 5. if 3 times the
second number is subtracted
from the sum of the first number
and 3 times the third number, the
result is 2. if the third number is
subtracted from 2 times the first
number and 3 times the second
humber, the result is 1. find the
numbers. let x be the first number,
y the second number, and the
third numbero