Answer :
Problem:-
- 20 - 9w = 4 ( 15 - w )
Solution:-
- 20 - 9w = 4 ( 15 - w )
- 20 - 9w = 60 - 4w
- - 9w + 4w = 60 - 20
- - 5w = 40
- w = 40/-5
- w = - 8
Answer:-
[Hence, by evaluating the equation 20 - 9w = 4 ( 15 - w ) we got -8 ]
[Hence, by evaluating the equation 20 - 9w = 4 ( 15 - w ) we got -8 ]