contestada

leah put 21 white marbles 31 black marbles and 7 blue marbles in a bag then her sister added 19 yellow marbles write a number sentence to show the number of marbles in the log

Respuesta :

leejongsuk
21+31+7+19=n 21+31+7+19=78
AvayaPapaya
So the answer is sorta simple here:

Since Leah Put 21 white marbles, 31 black, and 7 blue if her sister added 19 add 21+31+7+19 and itll get you 78 marbles all together