Answer:
Infinite many solutions
Step-by-step explanation:
all real numbers
9, if you're asking for only the number of it. But If it needs more then please elaborate.
4×9+7×9=(4+7)×9
36+63=11*9
99=99
Order Of Operation Helps!
A rectangular pyramid
2y=7+2
2y=9
y=9/2
4.5
i hope to help you