Question

Solve the following equation by trial and error method :
(1.) x + 5 = 9.( 2). 5x = 20. (3). X-8 = - 4. (4). 5 - x= 9.​

Answer 1

Answer:

1. x=4

2. x= 4

3. x=4

Step-by-step explanation:

1. x+5 = 9

=> x = 9-5

=> x = 4

2. 5x = 20

=> x = 20/5

=> x = 4

3. x -8 = -4

=> x=-4 +8

=> x = 4

Answer 2

Answer:

here's your answer....!

....

Step-by-step explanation:

x=4....