Question

In a two-digit number, the unit's place digitis x. If the sum of its digits is 8, then thenumber is (10x - 8). State True or False.Justify.​

Answer 1

Answer:

False

Step-by-step explanation:

• In a two-digit number, the unit's place digit is x:

1. Number is ax

• the sum of its digits is 8:

2. So it is a+x=8

• then the number is (10x - 8)

3. From the above a=8-x

So the number is:

10a+x= 10(8-x)+x = 80 - 10x

The given number is incorrect