Question

15x+30y=10;12x+15y=10​

Answer 1

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Answer 2

Answer:

1

Step-by-step explanation:

15x+30y=10

24x+30y=20. (2equn multiplying 2)

Subtract

(24-15)x =20-10

9x=10=

X=10/9

y=-10/45

12*10/9+15y=10

40+45y=30

y=-10/45