Question

The of the two digit number is 7.if 2 is subtracted from the number formed by reversing the digits the result is double of the original number.
tell correct ans​

Answer 1

Answer:

Answer is 25.

Step-by-step explanation:

Let the units digit be x.

The tens digit =7−x.

Original no. =10(7−x)+x=70−9x

If digits are reversed, no. =10x+7−x=9x+7

9x+7−2=2(70−9x)

9x+5=140−18x

27x=135

x=5

Tens digit =7−5=2

Number =25