Simultaneous equations: Solution by Elimination

-24x+6y=33 2x-6y=-14

-8x+2y=11 x-3y=-7

14x+21y=77 14x-2y=100

2x+3y=11 7x-y=50

6x+21y=-9 6x-4y=8

2x+7y=-3 3x-2y=4

6x+3y=3 x+3y=-12

2x+y=1 x+3y=-12

10x-15y=20 10x-14y=16

2x-3y=4 5x-7y=8

3x+2y=6 3x-9y=30

3x+2y=6 x-3y=10

9x+6y=21 4x-6y=6

3x+2y=7 2x-3y=3

21x+14y=49 16x+14y=24

3x+2y=7 8x+7y=12

21x+49y=49 21x+9y=9

3x+7y=7 7x+3y=3

20x-15y=10 -3x+15y=-9

4x-3y=2 -x+5y=-3

10x+4y=-20 3x-4y=-1

5x+2y=-10 3x-4y=-1

2x+6y=26 -2x+y=7

x+3y=13 -2x+y=7

3x+3y=15 2x-3y=7

x+y=5 2x-3y=7

4x-2y=16 3x+2y=7

2x-y=8 3x+2y=7

3x+2y=-2 10x-2y=54

3x+2y=-2 5x-y=27

6x+2y=26 x-2y=3

3x+y=13 x-2y=3

3x-y=4 -3x+12y=6

3x-y=4 -x+4y=2

6x-2y=16 6x+9y=6

3x-y=8 2x+3y=2

16x+4y=36 3x+4y=-2

4x+y=9 3x+4y=-2

10x+6y=24 -21x-6y=-57

5x+3y=12 7x+2y=19

15x-3y=18 -x+3y=-8

5x-y=6 -x+3y=-8

6x-5y=-2 6x-2y=26

6x+5y=-2 3x-y=13

21x+6y=9 21x-35y=35

7x+2y=3 3x-5y=5