Question

solve this question​

Answer 1

Step-by-step explanation:

x/2 - 10 = 1/2

i. e. (x - 20)/2 = 1/2

By cross multiplication we have

2(x - 20) = 2

I. e. 2x - 40 = 2

2x = 40+2

2x = 42

x = 21

Check :- 21/2 - 10 = 1/2

(21 - 20) /2 = 1/2

1/2 = 1/2