Question

operaciones de acuerdo con la jerarquia: 3×5+[(15÷5+(-1)]×5= y 7×[3-(-5)]+25÷[4-(-3)]+1/2=​

Answer 1

3×5+[( 15÷5 + (-1) ]×5  

15 + [( 3 + (-1) ]×5  

15 + [3 -1 ]×5  

15 + [2 ]×5  

15 + 10

25

7×[3-(-5)]+25÷[4-(-3)]+1/2

7×[3+5] + 25 ÷ [4+3 ] + 1/2

7×[8] + 25 ÷ [7 ] + 1/2

56 + 25/7 + 1/2

56 + 50+7/14

56 + 57/14

841/14

Eternamente axllxa

Answer 2

Respuesta:

♫HOLA♫

Solución:

• $3.5+[(15:5+(-1)].5\\\\3.5+(3-1).5\\\\15+2.5\\\\15+10\\\\25$

• $7.[3-(-5)]+25:[4-(-3)]+\frac{1}{2} \\\\7(3+5)+25:(4+3)+\frac{1}{2} \\\\7(8)+25:(7)+\frac{1}{2} \\\\56+3,5714+\frac{1}{2} \\\\\frac{841}{14}$

Explicación paso a paso:

Hola amigo o amiga espero que te ayude :) ♫