15x+11y=32 ( -7)
7y+9x=8 (11)
-105X-77Y=-224
99X+77Y=88
-6X=-136
6X=136
X=136/6
7y+9(136/6=8
7Y+204=8
7Y=-196
Y= -196/7
Y=-28
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15x+11y=32 ( -7)
7y+9x=8 (11)
-105X-77Y=-224
99X+77Y=88
-6X=-136
6X=136
X=136/6
7y+9(136/6=8
7Y+204=8
7Y=-196
Y= -196/7
Y=-28