Question

SECTION - A
EACH QUESTION CARRY 1 MARKS
1. Add 2x and 8x.
2. Subtract 3z from 13x.
3. Multiply :( -8m-9n) by -6.
-5
4. Evaluate: 6ns-
2
5. Write the complement of 56º
13
6. Simplify: 4x-
12
7. Write 7860 in the standard form.
8. Find supplement of 142°.
-5 3
9. Simplify
8 8
10. Find xin x+5=21
:​

Answer 1

Step-by-step explanation:

answers of question number 1 2 3 4

Answer 2

Step-by-step explanation:

1. 2x+8x=10x

2.13z-3z=10z

3.(-8m-9n)x-6

=8mx6+9nx6

=48m+54n

4. ?

5. Complement of 56°={90-56}= 34°

6.4(x-3)

7.

8.Supplement of 142°={180-142}= 38°

9. ?

10.x+5=21

=>X=21-5=16