Question

87-(321-x):5=75

Answer 1

87 - ( 321 - x ) : 5 = 75

=> ( 321 - x) : 5 = 87 - 75 = 12 

=> 321 - x = 12 . 5 = 60 

=> x = 321 - 60 = 261

 Tíc mình nhé!

Answer 2

(321-x):5=75x5

(321-x):5=375

321-x     =375-87

321-x      =288

      x      =321-288

      x      =33

Answer 3

cảm ơn hiền lê