👤

8 x (5 x x - 58) + 350 = 1 006


Răspuns :

8 × ( 5 × x - 58 ) + 350 = 1006

8 × ( 5 × x - 58 ) = 1006 - 350

8 × ( 5 × x - 58 ) = 656

5 × x - 58 = 656 : 8

5 × x - 58 = 82

5 × x = 82 + 58

5 × x = 140

x = 140 : 5

x = 28