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a fost răspuns

Efectuați:
a. 13-3x8
b.53+14:7-5x7
c.18x3-19-34:17
d.72:6+13-13x2+1

Răspuns :

Cristinatibulca
a. 13-24=-11
b. 53+2-35=55-35=20
c. 54-19-2=35-2=33
d. 12+13-26+1=25-26+1=-1+1=0
a)13-3x8=
13-24=-11

b)53+14:7-5x7=
53+2-35=20

c)18x3-19-34:17=
54-19-2=33

d)72:6+13-13x2+1=
12+13-26+1=0