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SOVA2 [1]
3 years ago
8

PLEASE HELP, NEEDS TO BE COMPLETED TODAY!

Mathematics
1 answer:
vesna_86 [32]3 years ago
5 0
Using a graph tool

case 1) 
2x-y=-13
y=x+9
the solution is the point (-4,5)
see the attached figure N 1

case 2)
y=3x-7
y=2x-5
the solution is the point (2,-1)
see the attached figure N 2

case 3)
3x+2y=10
6x-y=10
the solution is the point (2,2)
see the attached figure N 3

case 4)
y=6
x=-5
the solution is the point (-5,6)
see the attached figure N 4

case 5)
4x-3y=5
3x+2y=-9
the solution is the point (-1,-3)
see the attached figure N 5

case 6)
x+y=7
x-y=-1
the solution is the point (3,4)
see the attached figure N 6

the answer in the attached figure

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