Question

Determinati x∈IN, astfel incat fractiile sa fie echivalente
b) 32 supra x = 28 supra 7
c)x+1 supra 14 = 10 supra 7

Answer 1

b) x= $\frac{32*7}{28}$
x=8 ∈ IN
c)x+1=$\frac{14*10}{7}$
x+1=20
x=19 ∈ IN