Question

(34×j-8):6=7calcul cu explicații

Answer 1

se rezolva prin metoda mersului invers
(34 x j - 8 ) : 6 =7
34 x j - 8 = 6x7
34 x j - 8 = 42
34 x j = 42 +8
34 x j = 50
j = 50 :34

Answer 2

(34×j-8):6=7
34j-8/6 = 7
2(17j-4)/6=7
17j-4/3=7
17j-4=21
17j=21+4
17j=25
j=25/17