Post a New Question

9th grade math

posted by on .

Which of the linear systems has exactly one solution
A: -x+y=9
x-y=9

B: -x+y=9
x-y= -9

C: -x+y=9
-x-y=9

D: x-y= -9
-x+y= -9

  • 9th grade math - ,

    find a system where the slopes are different. ANy two lines with different slopes intersect at exactly one point.

    Looks like (C)

  • 9th grade math - ,

    |1.5C-24|<=30

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question