Asked by Anon

Determine which equations below, together with the equation x-y=2, will form a system with no equations.
a. y=5
b. x-y=4
c. x+y=2
d. y+x=2

is it d?

Answers

Answered by R_scott
maybe a system with no solutions ...

c. & d. are the same equation ... neither is correct

the lines from the given equation, and answer b. have the same slope
... but a different intercept
... parallel lines never intersect, so there is no solution to the system
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