[samara lara]

-1/2 حل للمعادلة
s3iba chewiya dsl
lmohim 3awdi x b 1/2
omba3d 7awsi 3la dilta w diri jadwel icharat fih dilta ,c/a ,-b/a
omba3d tal9ay l7oloul
rabi ywef9ak
dsl