Question

Aflați pe x din 52-(2660:76+x):23=28
​

Answer 1

52 - ( 2660 : 76 + x ) : 23 = 28

52 - ( 35 + x ) : 23 = 28

( 35 + x ) : 23 = 52 - 28

( 35 + x ) : 23 = 24

35 + x = 24 × 23

35 + x = 552

x = 552 - 35

x = 517

verificare :

52 - ( 35 + 517 ) : 23 =

52 - 552 : 23 =

52 - 24 = 28