Question

tìm x :

( x x 0,25 + 1999 ) x 2000 = ( 53 + 1999 ) x 2000

Answer 1

( x * 0,25 + 1999 ) * 2000 = ( 53 + 1999 ) * 2000

=> x * 0,25 = 53

=> x = 53 : 0,25

=> x = 212

Answer 2

( 53 + 1999 ) * 2000 = 4104000

x = (4104000 : 2000 - 1999 ) : 0,25

x = 53 : 0,25 

x = 212