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T1
BMT 2021 General Tiebreaker p1
BMT 2021 General Tiebreaker p1
Source:
September 27, 2023
algebra
Problem Statement
The arithmetic mean of
2
,
6
,
8
2, 6, 8
2
,
6
,
8
, and
x
x
x
is
7
7
7
. The arithmetic mean of
2
,
6
,
8
,
x
2, 6, 8, x
2
,
6
,
8
,
x
, and
y
y
y
is
9
9
9
. What is the value of
y
ā
x
y - x
y
ā
x
?
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