Which of these systems of equations has a solution of (6,-7) ?

A

x-2y=20

2x-y=19

B

x-2y=20

2x+y=19

C

x+2y=20

2x-y=19

D

x+2y=20

2x+y=19

Get an answer to your question ✅ “Which of these systems of equations has a solution of (6,-7) ? A x-2y=20 2x-y=19 B x-2y=20 2x+y=19 C x+2y=20 2x-y=19 D x+2y=20 2x+y=19 ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.