Question

Solve by elimination ax+a2y=an and abx-b2y=bc

Answer 1

Step-by-step explanation:

(ax+a²y = an)×b

(abx -b²y=bc)×-1

abx+a²by =abn

-abx+b²y= -bc

=>a²by +b²y = abn-bc

=>by(a²+ b) = b(an-c)

=> y = b(an-c) / (a² + b)

Further, put the value of y in first equation to find x