solve each system by graphing. tell weather the system has one solution, infinitely many solutions or no solution

x + y = 5

x + y = -2

Question

solve each system by graphing. tell weather the system has one solution,  infinitely many solutions or no solution

x + y = 5

x + y = -2

mertsj · Answer

I think you mean whether.  Unless, of course, you're talking about rain, snow, heat, and so on.

mertsj · Answer

Solve each equation for y

anonymous · Answer

CASE 1
--1 solution
--lines intersect 
--system is consistent 
--equations are independent

anonymous · Answer

CASE 2
-- no solution
-- lines are parallel 
--system is inconsistent

anonymous · Answer

CASE 3 
-- infinite solutions 
-- lines coincide 
-- system is consistent 
-- equations are dependent