Answer:
See explanation
Step-by-step explanation:
<u>Linear</u> expression is usually an expression of 1st degree.
A. The product of a number and seven 
Correct, linear
B. The sum of three consecutive numbers.
Let the smallest number be n, the next number is n + 1 and the last number is n + 2. Then their sum is

Correct, linear
C. The square of a number times three.
Let the number be n, then its square is
and the square of a number times three is

Correct, nonlinear
D. Twice the sum of a number and 8.
If the number is n, then the sum of the number anf 8 is n + 8. Twice the sum is

Incorrect, linear
E. The cube of a number divided by two.
If the number is n, then its cube is
The cube of the number divided by 3 is

Correct, nonlinear
There were 64 ducks in the beginning
Answer:
1486
Step-by-step explanation:
What is the quotient, if 40,122 is divided by 27?
40,122
-------------- = 1486
27
Answer:
translation 10 units right and a reflection over the axis
Answer:
3xy
Step-by-step explanation:
These terms are all like terms so you can add:
-2xy + 2xy = <em>0xy</em>
Now add 3xy + 0xy: 3xy