Q1)
10x + y = 76
8x -y = 50
[ x = 7, y = 6 ]

Q1)
3x + y = 23
2x + 2y = 22
[ x = 6, y = 5 ]

Q1)
x + 8y = 58
3x -2y = 18
[ x = 10, y = 6 ]

Q2)
7x + 7y = 126
5x + 7y = 108
[ x = 9, y = 9 ]

Q2)
9x + 2y = 36
10x + 4y = 56
[ x = 2, y = 9 ]

Q2)
3x + 9y = 39
10x -10y = 10
[ x = 4, y = 3 ]

Q3)
8x + y = 28
5x -y = 11
[ x = 3, y = 4 ]

Q3)
9x + 5y = 73
4x -5y = 18
[ x = 7, y = 2 ]

Q3)
x + 6y = 63
3x -9y = -81
[ x = 3, y = 10 ]

Q4)
10x + 10y = 120
10x + 6y = 92
[ x = 5, y = 7 ]

Q4)
8x + y = 35
4x -4y = 4
[ x = 4, y = 3 ]

Q4)
10x + 2y = 106
8x + 9y = 144
[ x = 9, y = 8 ]

Q5)
3x + 8y = 38
3x + 4y = 22
[ x = 2, y = 4 ]

Q5)
6x + y = 68
2x -2y = 4
[ x = 10, y = 8 ]

Q5)
7x + 10y = 140
4x + 4y = 68
[ x = 10, y = 7 ]

Q6)
4x + 8y = 52
8x -8y = 32
[ x = 7, y = 3 ]

Q6)
8x + 3y = 44
10x -3y = 28
[ x = 4, y = 4 ]

Q6)
10x + 6y = 126
9x + 3y = 99
[ x = 9, y = 6 ]

Q7)
7x + 6y = 68
5x -6y = 28
[ x = 8, y = 2 ]

Q7)
7x + 5y = 64
5x -10y = 5
[ x = 7, y = 3 ]

Q7)
x + 5y = 48
2x + 7y = 69
[ x = 3, y = 9 ]

Q8)
8x + 6y = 86
4x + 6y = 58
[ x = 7, y = 5 ]

Q8)
2x + 3y = 34
8x -6y = 28
[ x = 8, y = 6 ]

Q8)
2x + y = 24
4x + 10y = 128
[ x = 7, y = 10 ]

Q9)
5x + 5y = 35
3x + 5y = 29
[ x = 3, y = 4 ]

Q9)
7x + 5y = 24
2x + 10y = 24
[ x = 2, y = 2 ]

Q9)
6x + 6y = 78
4x + 5y = 55
[ x = 10, y = 3 ]

Q10)
2x + 4y = 46
5x -4y = 17
[ x = 9, y = 7 ]

Q10)
9x + 2y = 54
8x + 4y = 68
[ x = 4, y = 9 ]

Q10)
10x + 2y = 74
7x + 10y = 112
[ x = 6, y = 7 ]