Answer :
(X’s cancel) 7y=-28
y=-4
x+6(-4)=-17
x-24=-17
x=7
Check:
7-24=-17
-17=-17
-7-4=-11
-11=-11
Answer: (7,-4) or x=7 and y=-4
y=-4
x+6(-4)=-17
x-24=-17
x=7
Check:
7-24=-17
-17=-17
-7-4=-11
-11=-11
Answer: (7,-4) or x=7 and y=-4