What is the degree of + ^2 − 7?
1 point
A. 1st degree
B. 2nd degree
C. 3rd degree
D. 4th degree
Evaluate 15 – 2y when y = -10
1 point
A. -15
B. -8
C. 27
D. 35
Which of the following open sentence is CORRECT when we substitute 4 in y that will make the sentence true?
1 point
A. 3y + 4 = 16
B. 5y – 4 = 1
C. y + 12 = 24
6 D. 21 = 7y
The cost of a stuffed toy is represented by the expression: 350c + 50, where c is the number of stuffed toys purchased plus P50 packaging fee. What is the total cost when c = 3?
1 point
A. 1100
B. 1545
C. 1672
D. 1775
What is the sum of (7x + 12) and (-4x – 17)?
2 points
a. 3x – 5
b. 2x + 7
c. x –14
d. 3x + 2
What must be added to 7x + 11 to obtain 3x - 7?
2 points
a. 3x – 12
b. -4x – 18
c. -4x + 18
d. 3x – 9
Which of the following is the simplest form of (4z^2-5z + 7) + (3z – 2)?
2 points
a. 4z^2-2z + 5
b. 4z^2 + 11z + 9
c. 9z – 11
d. 9z + 11
What is the difference when 6x – 11 is subtracted from 8x + 16?
2 points
a. 2x + 5
b. 2x + 27
c. 2x – 5
d. 2x – 27