Question

find the value of the letters in each of the following and give reasons for the step involved​

Answer 1

Answer:

128

+681

(809)

see A+B = 9

2+A = 0

SO IN 2ND EQUN. A+ 2=0 so A wiil be any no. which when added to 2 give 10 so A is 10-2 =8

so 8 + B = 9

so B = 9-8= 1

So A= 8 and B = 1

please mark as brainliest

Answer 2

This is the answer you need.