Answer:
D. 270 cm2
Step-by-step explanation:
2*(15*5 + 15*3 + 5*3) = 270 cm2
Answer:
26 mph
Step-by-step explanation:
d/t = r (distance/ time = rate)
104/4 = 26
To help explain how you get A for the answer:
work backwards
5(3a²+11a-4)
multiply everything by 5
5×3a²=15a²
5×11a=55a
5×-4=-20
15a²+55a-20
Answer:

Step-by-step explanation:
You add the exponents when the number/variable is the same, so:
6+8+n= 14+n
So:

Answer:
5gx
Step-by-step explanation:
all you have to do is simplify it and you get 5gx