Mathematics, 08.09.2020 17:01 aylengarcia090

Choose all items which are true. The point (2.8) is on the graph of x + 2y = 20.
The point (-1,5) is on the graph of x + 2y = 10.
The point (7.7) is on the graph of 2x - y = 7.
The point (7.-7) is on the graph of 3x + y = 14
The point (1, 1) is on the graph of 2x + 6y = 8.

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Choose all items which are true. The point (2.8) is on the graph of x + 2y = 20.
The point (-...