Question

resolver por el metodo correspondiente . 15x+11y=32------>.....7y+9x=8

Answer 1

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