Asked by Simran kaur

In a 2digit no. ,the face value of the digit at the tens place is four times dat of the digit at ones place. If 54 is substrctd frm the no. ,the digit are reversed.find the no.
Ans is 82
Answered by Steve
t = 4u
10t+u - 54 = 10u+t

10*4u+u-54 = 10u+4u
40u+u-54=14u
26u=52
u=2

so, the number is 82
Answered by Simran kaur
Thnx..
Answered by Simran kaur
Sory i don't undrstnd
Answered by Simran kaur
Plz solve dis qustn again in simple method bcz i didn't undrstnd
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