Question

2.
(x + y = 19
(3x - 4y = 8
3.
8x - 64 = y
9x - 4y = 49
4.
7x - 5y = 2
8x - 3y = 5
5.
2x + 3y = 2
6x - 12y = -1
6.
2x-30=-5y-x+15
5x-7y=29




6.​

Answer 1

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