Question

Ifx=5 show that2x-5=5

Answer 1

1)2*5-5
2)10-5=5
So in the 1st step we "*" 2 with x/5 (as per the question) which is 10 and in 2nd step we "subtract " 5 from it ( again as per the question)

Answer 2

x=5

2x-5=5
(2*5)-5 = 5
 10 - 5 = 5