2022 MMATHS Individual Round Problems/Problem 1
Revision as of 20:58, 18 December 2022 by Arcticturn (talk | contribs) (Created page with "==Problem== Suppose that <math>a+b = 20, b+c = 22,</math> and <math>a+c = 2022</math>. Compute <math>\frac {a-b}{c-a}</math>. ==Solution 1== We solve everything in terms of <...")
Problem
Suppose that and
. Compute
.
Solution 1
We solve everything in terms of .
and
. Therefore,
. Solving for
, we get that
= 1010. Since
. Since
. Computing
gives us the answer of
.
~Arcticturn