Mathematics, 19.09.2019 07:20, meganwintergirl

Is the ordered pair (−4, −3) is a solution of the system?
pl fast
x-y=-1
3x+3y=-21

Answers: 1

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Is the ordered pair (−4, −3) is a solution of the system?
pl fast
x-y=-1
3x+3y=-21...