Question

if a two digit number the unit digit is 4 times the tens digit and the sum of the digit is 10 find the number

Answer 1

Answer:

Step-by-step explanation:

Two digit number = 10x+y…1

Y=4x

Given x+y=10

X+4x=10

5x=10

X=2

Y=4(2)=8

Substitute in 1

10(2)+8= two digit number

20+8= 28

The actual number is 28