Question

If we subtract -1/2 from a number and multiply it by 1/2 ,we obtain 7/8 .Find the number.​

Answer 1

Answer:

{x-(-1/2)*1/2 =7/8

{x+1/2)*1/2 =7/8

x+ 1/2 = 7/8÷1/2

x +1/2 = 14/8

x = 14/8-1/2

x =( 14-4)2

x = 5