Question

Afla nr necunoscute: a:3=15,2, b:7,5, cx12=60, 5xd=95, e: 21=3,4, (f-2):13=4 repede plsss (dau coronita)​

Answer 1

Răspuns:

Salutare!

a:3=15

a=15×3

a=45

b:7=5

b=5×7

b=35

c×12=60

c=60:12

c=5

5×d=95

d=95:5

d=19

e:21=3

e=21×3

e=63

(f-2):13=4

(f-2)=4×13

f-2=52

f=52+2

f=54

#Succes!