5m – 6
A. 11
B. 24
C. 29
D. 30

4m + t
A. 11
B. 24
C. 29
D. 30

5t + 2m
A. 11
B. 24
C. 29
D. 30

3m – 5t
A. 11
B. 24
C. 29
D. 30

What is the value of 3xyz when x = 3; y = -2 and z = 1/3?
A. 6
B. -6
C. 54
D. -54

When x = -2, which expression has the value of -64?

A. 3x²
B. (3x)²
C. 2x³
D. (2x)³

What is the value of the expression, when x = 4?
X² -9

A. 7
B. 6
C. 5
D. 4

Simplify the expression, 7a + 8b - 10a.

7a + 8b - 10a
3a + 8b
-3a + 8b
5ab