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Sagot :
Use hit and trial method
Answer is (-1,4)
Verification
Put x and. y
- 5(-1)+3(4)=-5+12=-7
- 3(-1)-5(4)=-3-20=-23
- Verified
Option A
Answer:
x=-1 y=4 (-1,4)
Step-by-step explanation:
x= 7-3y/5
3 7-3y/5-5y=-23
21-34y/5=-23
x=7-3*4/5
x=-1
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