Question

Graph each system and determine the number of solutions that it has. If there is no solution, type NS. If it has a solution, state it. When entering solutions, enter them as a coordinate pair. Do not include spaces in answers. 2x−y=1 ,y=−3

Number of Solutions: Answer Solution
Solution: Answer

Answer 1

-1

Explanation:

All you have to do is fill in -3 in for y and you will find your x.

I got; -1 Because

2x-(-3)=1

2x+3=1

-3 -3

2x/2=-2/2

x=-1