Q1)
2x + 9y = 66
2x + 5y = 42
[ x = 6, y = 6 ]

Q1)
5x + 2y = 50
9x -2y = 34
[ x = 6, y = 10 ]

Q1)
4x + 6y = 62
3x -2y = -12
[ x = 2, y = 9 ]

Q2)
3x + 9y = 36
5x -9y = 12
[ x = 6, y = 2 ]

Q2)
8x + y = 89
9x + 9y = 171
[ x = 10, y = 9 ]

Q2)
6x + 4y = 72
9x + 8y = 120
[ x = 8, y = 6 ]

Q3)
10x + 8y = 118
10x + 2y = 82
[ x = 7, y = 6 ]

Q3)
10x + 2y = 60
5x + 8y = 100
[ x = 4, y = 10 ]

Q3)
x + 3y = 18
6x + 8y = 78
[ x = 9, y = 3 ]

Q4)
7x + 3y = 49
10x -3y = 19
[ x = 4, y = 7 ]

Q4)
8x + 4y = 68
10x -8y = 46
[ x = 7, y = 3 ]

Q4)
4x + 6y = 66
2x -8y = -44
[ x = 6, y = 7 ]

Q5)
9x + 3y = 39
2x + 3y = 18
[ x = 3, y = 4 ]

Q5)
6x + y = 37
2x + 5y = 45
[ x = 5, y = 7 ]

Q5)
x + y = 12
7x + 9y = 98
[ x = 5, y = 7 ]

Q6)
8x + 3y = 52
6x + 3y = 42
[ x = 5, y = 4 ]

Q6)
6x + y = 67
5x + 4y = 78
[ x = 10, y = 7 ]

Q6)
4x + 7y = 76
9x -2y = 29
[ x = 5, y = 8 ]

Q7)
10x + 8y = 148
8x + 8y = 128
[ x = 10, y = 6 ]

Q7)
4x + y = 14
5x + 9y = 33
[ x = 3, y = 2 ]

Q7)
x + y = 9
10x + 10y = 90
[ x = 3, y = 6 ]

Q8)
8x + 7y = 98
2x + 7y = 56
[ x = 7, y = 6 ]

Q8)
4x + y = 16
2x + 6y = 30
[ x = 3, y = 4 ]

Q8)
6x + 6y = 102
4x -9y = -23
[ x = 10, y = 7 ]

Q9)
10x + 7y = 133
10x + 3y = 97
[ x = 7, y = 9 ]

Q9)
5x + 3y = 45
2x + 6y = 42
[ x = 6, y = 5 ]

Q9)
5x + 5y = 65
4x -6y = 2
[ x = 8, y = 5 ]

Q10)
9x + 5y = 111
8x -5y = 42
[ x = 9, y = 6 ]

Q10)
5x + y = 31
3x -2y = 3
[ x = 5, y = 6 ]

Q10)
8x + 6y = 92
10x + 2y = 82
[ x = 7, y = 6 ]