C 1.) 2a + b c
А. 0
D 2) 4x + 3y
A. 18
6.3
0.4
0.9
23.) 100
- 7b
A. 12
B-6
C.6
D-12
4.) 32-52
A 12
B.13
C.14
5.) (a + b) - 22
A -19
B-20
c.
C. 21
0.92
_6.) [4a - bly+z)]
A. 10
B. 11
C 12
D.13
7.) [16 (x-7)+12(a +z)]
A 16
B 4
C-16
8. If the expression - 3xy - xy + 1 is evaluated when x = 1 and y - 1. then what is the exact ?
A 3
0.1
03
9. What is the value of the expression 3xy if x 0 and y=1?
A.O
0.2
10. If x-3. what is the value of 3y2?
A3
B.9
C.27
D. 81
11. Given the expression 2x + 4x - 2 what is the value when x 1?
A2
12. What is the value of the expression 2ab when a 1 and 2?
13. In the expression x-4 what is the value when x2?
82
0.2
0.3
14. Evaluate 3x - 2y + 5 when x 2 and y4
B.3
15. Mana soid apples in the market. She used 7x +1 as a mathematical statement to describe the total number of apples
for the week if she sold 50 apples on Monday, how many apples did she sell after a week?
8.351
C 381
0.401
04​