Question

A-B=2 and B-C=3 If A+B+C=28 then A=?

Answer 1

A-B=2........(1) &

B-C=3.......(2)

A+B+C=28....(3)

SUBTRACT(1)BY (2)WE GET

A+C=-1......(4)

BY PUTTING ( 4) IN( 3)

WE GET

B=29

PUTTING VALUE OF B IN( 1) WE GET VALUE OF A

A=31

HOPE IT HELPS U