Question

rezolva in multimea Q ecuatia si efectuati verificarea:
a)0,47x-0,14x=1,65​

Answer 1

a) 0,47x - 0,14x = 1,65​

0,33x = 1,65

x = 1,65 : 0,33

x = 5

V :

0,47 x 5 - 0,14 x 5 = 1,65

2,35 - 0,7 = 1,65

1,65 = 1,65 (A)

Answer 2

0,33x=1,65/:0,33

x=5

Verificare :

0.33×5=1.65