Question 292574
2a + 3b = -1 MULTIPLY BY -3.
3a + 5b = -2  MULTIPLY BY 2 & ADD.
-6a-9b=3
6a+10b=-4
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b=-1 ans.
2a+3*-1=-1
2a-3=-1
2x=-1+3
2a=2
x=2/2
x=1 ans.