Question

si no sabes no contestes​

Answer 1

Respuesta:

a) (2-10)+[5-(8+2)]=-8+[5-10]=-8-5=-13

b) (12-3)-[1-(2-6)]=9-[1-(-4)]=9-[1+4]=9-5=4

c) [9-(5)]+[7+(-10)]=4+[7-10]=4-3=1

d) [10-(-2)]-[5-(12)]=[10+2]-[5-12]=12-[-7]=12+7=19

e) [8-(6+4)]-(5-7)=[8-(10)]-(-2)=-2+2=0

f) [1+(6-9)]-(8-12)=[1+(-3)]-(-4)=-2+4=2

Explicación paso a paso: