X=-3
because
-4x=21-9
-4x= 12 divide both sides
x=-3
Answer:7y
Step-by-step explanation:
i think its 7y
Since the highest power is nine, it will have ends going in opposite directions.
As x approaches infinity, y approaches infinity
As x approaches negative infinity, y approaches negative infinity
You need to explain to us what to do or else nobody will understand what your trying to ask for.
V=LWH
L=8
W=7
H=5
V=8*7*5=280 in^3
you need 280 in^3 of water