Answer:
If the variable is x, then they have x + 5 toffees altogether.
Step-by-step explanation:
There is no way to find x as it is an unknown number. "5 more than" simply means that you add 5 to x.
Answer:
-16
Step-by-step explanation:
4a+(-8)
4(-2)+(-8)
-8+(-8)
= - 16
Answer:
Undefined
Step-by-step explanation:
The square root of a negative number does not exist in the set of real numbers so it would be Undefined