Question

Tìm y :

2 005 + y x 34 = 5337                   1242 : y x 16 = 864

Answer 1

Lời giải:

$2005+y\times 34=5337$

$y\times 34=5337-2005=3332$

$y=3334:34=98$

-----------

$1242:y\times 16=864$

$1242:y=864:16=54$

$y=1242:54=23$