Question

Determinati numarul x...​

Answer 1

Răspuns:

a)x=7

b)x=5

c)x=5

d)x=11

e)x=17

f)x=6

g)x=16

Answer 2

a) x = 10 - 3 = 7

b) x = 7 - 2 = 5

c) x = 13 - 6 - 2 = 5

d) x = 19 - 3 - 5 = 11

e) x = 13 + 5 - 1 = 17

f) 1 = 17/17

x = 23 - 17 = 6

g) 2 = 2×13/13 = 26/13

x = 26 - 10 = 16