Question

astea 3 va implor!!!!! urgeeent dau coroana (metoda mersului invers)​

Answer 1

Răspuns:

a)x=1260

b)x=351

c)x=585

Explicație pas cu pas:

a) (x-36):36=36=>x-36=36×36=1296=>x=1260

b) (27+2x):27=27=>27+2x=729=>2x=729-27=702=>x=351

c) (650-x)×65=4225=>650-x=65=>x=585