Mathematics, 21.12.2020 01:00 zavej400
Select all equations that can result from adding these two equations or subtracting one from the
other.
x + y = 12
3x - 5y = 4
-2x - 4y - 8
-2x+6y=
4x - 4y = 16
4x + 4y - 16
2x-by-8
Answers: 3
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