9x+y=2
-4x-y=-17
solve the linear system using elimination


Sagot :

9x+y=2
-4x-y=-17

5x=-15
x=-3

9(-3)+y=2
-27+y=2
y=29
9x+y=2
-4x-y=-17

5x=-15
x=-3

9(-3)+y=2
-27+y=2
y=29