Question

Solve the following equations :
1. 4x – 9 = 2x + 7
3. 21 - 3 (x – 7) = x + 20
5. 3 (t - 5) – 16t = 12 – 2 (t – 3)
7.
(4x+1), (2x-1) (3x – 7) = 6
2
5
3
2-92 4
9.
17 - 42
5​

Answer 1

Explanation:

I will solve first two parts for u rest please do yourself :-

1) 4x-9=2x+7

= TAKING X TERM ONE SIDE WE GET

4x-2x= 7+9

2x= 16

x= 16/2 = 8

3) 21-3x+21 = x+20

TAKING X TERM ONE SIDE WE GET

21+21- 20 = x+3x

21+1= 4x

22= 4x

x= 22/4 or 11/2