Q1)
8x + 9y = 126
7x -9y = 9
[ x = 9, y = 6 ]

Q1)
9x + 4y = 55
6x + 8y = 74
[ x = 3, y = 7 ]

Q1)
4x + 10y = 116
5x -9y = -70
[ x = 4, y = 10 ]

Q2)
9x + 8y = 96
2x + 8y = 40
[ x = 8, y = 3 ]

Q2)
10x + 4y = 66
6x + 8y = 90
[ x = 3, y = 9 ]

Q2)
6x + 10y = 84
7x + 4y = 52
[ x = 4, y = 6 ]

Q3)
7x + y = 23
5x -y = 1
[ x = 2, y = 9 ]

Q3)
2x + y = 21
7x -9y = 11
[ x = 8, y = 5 ]

Q3)
5x + 9y = 94
8x + 7y = 106
[ x = 8, y = 6 ]

Q4)
10x + 5y = 50
10x + 2y = 38
[ x = 3, y = 4 ]

Q4)
7x + y = 24
5x + 7y = 80
[ x = 2, y = 10 ]

Q4)
8x + 3y = 34
9x -7y = -24
[ x = 2, y = 6 ]

Q5)
7x + 9y = 81
4x -9y = 18
[ x = 9, y = 2 ]

Q5)
4x + 4y = 60
5x -4y = 12
[ x = 8, y = 7 ]

Q5)
9x + 7y = 98
6x -2y = 32
[ x = 7, y = 5 ]

Q6)
7x + 9y = 71
7x + 7y = 63
[ x = 5, y = 4 ]

Q6)
10x + 2y = 60
4x + 6y = 50
[ x = 5, y = 5 ]

Q6)
x + y = 8
3x + 8y = 49
[ x = 3, y = 5 ]

Q7)
6x + 3y = 42
5x -3y = 13
[ x = 5, y = 4 ]

Q7)
3x + 4y = 70
4x + 8y = 120
[ x = 10, y = 10 ]

Q7)
5x + 6y = 57
4x -4y = 28
[ x = 9, y = 2 ]

Q8)
2x + y = 12
9x -y = 10
[ x = 2, y = 8 ]

Q8)
7x + 5y = 89
8x + 10y = 136
[ x = 7, y = 8 ]

Q8)
x + 5y = 43
8x -3y = 43
[ x = 8, y = 7 ]

Q9)
9x + 3y = 96
8x + 3y = 88
[ x = 8, y = 8 ]

Q9)
8x + 2y = 72
3x + 10y = 64
[ x = 8, y = 4 ]

Q9)
7x + 5y = 94
2x + 3y = 41
[ x = 7, y = 9 ]

Q10)
10x + 2y = 110
4x + 2y = 56
[ x = 9, y = 10 ]

Q10)
7x + 2y = 75
3x -2y = 15
[ x = 9, y = 6 ]

Q10)
9x + 4y = 100
2x -8y = -40
[ x = 8, y = 7 ]