Question

5x+3y=12;7x-3y=24 Answer me​

Answer 1

Answer:

x=3 & y=-1

Step-by-step explanation:

5x+3y=12____(1)

7x-3y=24____(2)

adding (1)&(2) we get

5x+3y=12

+7x-3y=24

___________

12x=36

_________

x=3

substituting x=3 in (2) we get

7(3) -3y=24

21-3y=24

-3y=3

-y=1

y=-1