Răspuns:
Explicație pas cu pas:
[tex]\bf 50:\big[50-\big(7+9:3\big)\cdot4\big]=[/tex]
[tex]\bf 50:\big[50-\big(7+3\big)\cdot4\big]=[/tex]
[tex]\bf 50:\big(50-10\cdot4\big)=[/tex]
[tex]\bf 50:\big(50-40\big)=[/tex]
[tex]\bf 50:10=\red{\underline{5}}[/tex]
==pav38==
Bafta multa !
Răspuns:
50: [50-(7+9:3)×4]=
50:[50-(7+3)×4]=
50:(50-10×4)=
50:(50-40)=
50:10=5