87
57 + z = 97 z = 97 - 57 z = 40
79
Oh honey, it's not rocket science. 19 plus 38 equals 57. Math can be a real brain teaser, but this one's a piece of cake.
562
57+57 equals 204
56 plus 1 equals 57. == ==
m + n = 10000.05m + 0.06n = 57
68
87
-79
308
57 + z = 97 z = 97 - 57 z = 40
57 + 57 = 114 pinkgal333: 50 + 50 = 100 7+7 = 14 answer = 114
57 - (24 plus 15) = 18
57 + 7 = 64
79