According to the meaning of the question

m(x- 16)+3 1 = 176-x+ 16

Get MX+x-16m =161.

Because m is greater than 1.

Substitute m= 1.

Get x=88.5.

So there are 89 pieces of sugar in the second box at most.

So there are at least 16 1-89=72 sugars in the first box.