Question

x + 2y + 1 = 0
2x - 3y - 12 = 0​

Answer 1

Answer:

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Answer 2

Answer:

y= -2, x=3

Step-by-step explanation:

x+2y+1=0---X2

2x-3y-12=0----X1

2x+4y+2=0

2x-3y-1=0

Subtracting both epuation

2x+4y+2=0

2x-3y-12=0

- + +

----------------

7y+14=0

7y= -14

y= -14/7

y= -2

2x+4y+2=0

2x+4(-2)+2=0

2x-8+2=0

2x-6=0

2x=6

x=6/2

x=3