Answer:
variable
Step-by-step explanation:
A variable is a American, Latin, Greek etc letter used to represent an unknown.
Answer:

Step-by-step explanation:

Answer:
I think it is 24 but I don't know the rest sorry 乁( •_• )ㄏ
Answer:
11
Step-by-step explanation:
3+(−3)^2−(9+7)^0
=3+9−(9+7)^0
=12−(9+7)^0
=12−16^0
=12−1
=11
any number to the power of 0 is ALWAYS 1
Answer:
The exact value of x will be
or 7.2111
Step-by-step explanation:
Hope this Helped