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Solve the following system of equations by the substitution method.x-y=0 x-y-2=0

1 Answer

6 votes

Answer:

No solutions

Explanation:

From the first equation you have that


x=y.

Substitute y instead of x into the second equation:


y-y-2=0,\\ \\-2=0.

This is wrong equality, so the system of two equations have no solutions.

User Mohammad Kermani
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