Question

A+2B=30
A-3B=10
WHAT IS THE VALUE OF A and B=?

Answer 1

A+2B=30
A-3B=10
By elimination method
A+2B=30
-A+3B=10
=>5B. =20
B =4
Applying 'B' in A+2B=30

A+2(4)=30
A+8=30
A. =30-8
A=22

YOUR ANS=
A=22,B=4