B. Choose the correct expression or equation for each phrase or sentence. Circle
the letter of the correct answer.
1. Four times a number
A. 4 + a
B. 4-a
C. 4a
D.⁴/a
2. Five less than three times a number is twenty-five.
A. 5- 3x = 35
B. 3x - 5 = 25 C5 - 3x = 25 D. = 25
3. A number increased by 2
A. X-2
B. 2x
C. x + 2
D. 2 + 6
4. Five less than the sum of b and 4 is 9.
A. (b+4) - 5 = 9 C. 5-(b+4) = 9
B. 4b-5= 9
D. 5-b + 4= 9
5. Three times a number increased by 6 is 27.
a. 3x + 6 = 27
b.
C. X-6 = 27 d. 3x + 6 + 27​