Mathematics, 22.01.2022 04:10 smortandsons
Determine whether the given pair (x, y) is a solution of the given system of linear equations in each number.
1. (2, 3); x- y = - 2
3x + y = 3
2. (1, 1); 2x + 7y = 9
3x - 10y = -7
3. (-2, -1); 5x - 3y = -7
-x - y = 3
4. (0, 0 ); 8x - 4 y = 0
2x + 3y = 7
5. (1, 0); 3x = 3y + 3
y = 5x - 5
Answers: 1
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