Mathematics, 03.12.2019 19:31, chinnellepug2149

Substitutions
1.x + 4y = 6
y = -x + 3

2.x + 2y = 6
x - y = 3

Answers: 1

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Substitutions
1.x + 4y = 6
y = -x + 3

2.x + 2y = 6
x - y = 3...