Dan owns 9 DVDs.HIS BROTHER MARK HAS 3 MORE DVDS THAN DAN HAS.THEIR SISTER MARSHA HAS MORE DVDS THAN EITHER OF HER BROTHERS .TOGETHER THE THREE HAVE 35 DVDS. HOW MANY DVDS DOES MARSHA HAVE

Respuesta :

9 + 12 = 21 35 - 21 = 14 Marsha has 14 DVDS. MARK has 12 DVDS and DAN Has 9 DVDS.
9+3=12
Soooo..
35-12= 23