Question

For which system of inequalities is ( 3,-7) a solution?

Answer 1

D)

Explanation:

x+y<-4

3x+2y= -5

3x+3y = -12

3x+2y= -5

0+y= -7

x+y= -4

x-7= -4

x= -4 + 7

x=3

=3,-7