Question

Solve formula Ax+By=C for A

Answer 1

Ax+By=C

Move +By to the other side. Sign changes from +By to -By.

Ax+By-By=C-By

Ax=C-By

Divide by A for both sides

Ax/x=C/x-By/x

A=C/x-By/x

Answer: A=C/x-By/x