[(7/36*o amplificam cu 2* -11/72-5/24 *o amplificam cu 3*)÷0,(6)+0,75]×0,5+3/4=
=[(14/72-11/72-15/72)÷6/9+75/100]×5/10+3/4
=[(-12/72)×9/6+75/100]×5/10+3/4
=[(-108/432* amplificat cu 5*)+75/100*simplificat cu 5*]×5/10+3/4
=[(-540/2160)+15/20 *amplificat cu 108*]×5/10+3/4
=[(-540/2160)+1620/2160]×5/10+3/4
=1080/2160 *simplificat cu 5* ×5/10+3/4
=216/432×5/10+3/4
=1080/2160 *simplificat si cu 5 dar si cu 4* +3/4
=54/540 *simplificat cu 2* +3/4
=27/270 *simplificat cu 9* +3/4
=3/30 *simplificat cu 3* +3/4
=1/10 *amplificat cu 2* +3/4 *amplificat cu 5*
=2/20+15/20
=17/20
Sper ca te-am ajutat!
