Answer:
n = 2m-4
Step-by-step explanation:
n+2/m-1=2
n+2=2(m-1)
n+2=2m-2
n=2m-2-2
n=2m-4
Answer:
11
Step-by-step explanation:
f(3)=(3)^2+2(3)-4
f(3)=9+2(3)-4
f(3)=9+6-4
f(3)=15-4
f(3)=11
Answer:
everyone got 6 pieces
Step-by-step explanation:
do you actually need a explanation?
By 16+ do you mean positive 16 because if you do then it is less than 19+
Answer:

Step-by-step explanation:
For the first few exponents multiply and the rest they add because like terms.
The trick is that when you raise a power to a power you multiply. Otherwise you add if the base value is the same.