HomeworkModule7AlgebexF1- Mdnor

SUBJECTIVE QUESTIONS

1. Determine the unknown and the object in each of the following statements.

(a) The height of student R is x metres and the height of student S is y metres.

(b) School Y has m students and the total fund received by them is RMn.

2. State the coefficient of z in each of the following.

(a) –7z

3. –3x, 7a, 2c, –3p, –b,, 2d 20p

List down pairs of like terms from the set of terms above.

4. Simplify –8n – 9n.

5. Simplify 3x + 2y – 7x.

6. –3a + 2b – 5a – b =

7. 2v + 9w – (–4v) – 5w =

8. Now, Ali is x years old and Ahmad is y years old. What was their total age

5 years ago?

9. There are 25n students in a school. n + 7 of them are girls. How many boys are

there in the school?

10. 6 – u – 3 – 5u – 3 + 8 =

11. –12 + 6y – 10y =

12. Simplify 3e + 10f – f – 5e.

13. A box contains 5y apples. 12 of the apples have been eaten. How many apples are left?