Question

Por favor ayuda. Gracias

Answer 1

3/5- 6/7• { 7/12: (1/2)^3 + 2/5• 10/4} =


3/5- 6/7• {7/12• 8/1+ 1}=


3/5- 6/7• {7/3• 2/1+ 1}=

3/5- 6/7• {14/3+ 1}=

3/5- 6/7• 14/3 - 6/7• 1=

3/5- 2/1• 2/1 -6/7= 3/5- 4/1 -6/7=
(3•7)/(5•7)- (4•7•5)/(1•7•5) - (6•5)/(7•5)=
21/35- 140/35 -30/35=

-(140+30-21)/35=

- 149/35= - 4 9/35

Y en foto