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10
Equation with prime numbers
Equation with prime numbers
Source: Moldova Junior TST 2008 Day 3 Problem 2
April 11, 2008
number theory
prime numbers
algebra proposed
algebra
Problem Statement
Solve in prime numbers:
{
2
a
−
b
+
7
c
=
1826
3
a
+
5
b
+
7
c
=
2007
\{\begin{array}{c}\ \ 2a - b + 7c = 1826 \ 3a + 5b + 7c = 2007 \end{array}
{
2
a
−
b
+
7
c
=
1826
3
a
+
5
b
+
7
c
=
2007
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