Petreanagabriela Petreanagabriela 11-10-2016 Matematică a fost răspuns Evidentiati factorii comuni in expresiile : a×20+b×20 123×5+123×1007+123×35789 x×15+x×19-x×23 43×x+a×43+43×b-m×43 a×m-a×x+a×y 39×73+39×56+39×1256 24×x-24×y-24×z+24×a 42×a-13×a-15×a-11×a