Hello from MrBillDoesMath!
Answer: 8a
Discussion
:
Let's study the expression:
2(5a - 4a) + 6a
The boldfaced term simplifies to "a" as 5 = 4 = 1. So the expression becomes
2a + 6a
As 2 + 6 = 8, 2a + 6a = 8a.
Regards, MrB
A. 3n + 4
First Four Terms: 7, 10, 13, 16
Tenth Term: 34:
Plug in 10, 3 x 10 = 30 + 4 = 34
B. 4n - 5
First Four Terms: -1, 3, 7, 11
Tenth Term: 35
Plug in 10, 4 x 10 = 40 - 5 = 35
Answer:
9.2892856e+23
Step-by-step explanation:
have a good day!
Answer:
She walked neighbor's dog 4 times.
Step-by-step explanation:
It is given that:
Peri earned $27 for walking the dogs 3 times.
Unit rate =
Unit rate = $9 per dog
Now,
Peri worked at the same rate and earned $36.
Unit rate = 

d= 36/9
d = 4
Therefore,
She walked neighbor's dog 4 times.
Answer: 7
Step-by-step explanation: the degree of the monomial is 7 because it is raised to the the 7th power.