Answer :
Answer:
Infinitely many answers for x
Step-by-step explanation:
-2z-xy=x+7
let -2z=x+7+xy
then replace -2z
x+7+xy-xy=x+7
simplify
x+7=x+7
0=0
Infinitely many answers for x
Answer:
Infinitely many answers for x
Step-by-step explanation:
-2z-xy=x+7
let -2z=x+7+xy
then replace -2z
x+7+xy-xy=x+7
simplify
x+7=x+7
0=0
Infinitely many answers for x