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Answer:
1) 3x-5y= -12....1
x_2y= =-10....2
multiply equation first by 2... 2nd equation by 5
6x-10y= -24......3
5x-10y= -20.......4
subtract equation third from 4
we get
6x-10y= -24.
-
5x-10y= -20
____________
x= -4
put in 1
3×1-5y=-12
-5y= -12-3
-5y= -15
y= 3
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Answer:
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