Question

18.
Verify the following.
(10 -5)-3,10 2x
-X-
-X-
​

Answer 1

Ans:

(10-5)-3×10=2x

(here ','is considered as multiplication symbol and ' ' is considered as equals to symbol)

5-3×10=2x

(Therefore according to BODMAS)

5-30=2x

-25=2x

x=-25/2

It can also be stated as

x=-12.5