Solve for a, b, c
a=2
b=1
c=1
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a=2 b=c a=b+c
Reorder the equations.
2=b+c
Substitute 2 for a in the equation a=b+c.
c=2-b
Solve 2=b+c for c.
c=2-c
Substitute c for b in the equation c=2-b.
c=1
Solve c=2-c for c.
b=1
Substitute 1 for c in the equation b=c.
a=2 b=1 c=1
The system is now solved.
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