Posted by **anonymous** on Wednesday, December 5, 2012 at 9:26pm.

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 -
**Anonymous**, Sunday, December 9, 2012 at 1:38pm
what is 3(4x+6)+7x

## Answer This Question

## Related Questions

- 9th grade math - Which of the linear systems has exactly one solution A: -x+y=9...
- 9th grade math - Which of the linear systems has exactly one solution A: -x+y=9...
- 9th grade math - Which of the linear systems has exactly one solution A: -x+y=9...
- 9th grade math - Which of the linear systems has exactly one solution A: -x+y=9...
- 9th grade math - Which of the linear systems has exactly one solution A: -x+y=9...
- Grade 10 Math - Write an equation that forms a system of equations with x + y = ...
- linear systems - for what values of k does the linear system below have: a) ...
- math - How many solution sets do systems of linear inequalities have? Do ...
- 9th grade math (algebra 1) - Fine the solution set of each system of linear ...
- Algebra 1A - How many solution sets do systems of linear inequalities have? Do ...

More Related Questions