23+7+10=40
8/5 + 7/10 = 16/10 + 7/10 = 23/10 = 23/10
'X-7 plus 23-6' can be simplified and expressed as: 'x+10'
5 + 23 + 10 + 23 = 61
7 and 10/15 + 2 and 12/15 = 9 and 22/15 = 10 and 7/15
23 + 3 + 17 + 7 = 50
13 + 23 + 12 + 7 = 55
7 + 23 = 30
23
9 2/3
-23+7=-16
-7 plus 10 is the same as 10 minus 7, which is 3.
10 + 2(x - 1) + 7 x 3x + 1 =10 + 2x - 2 + (7 x 3x) + 1 =10 + 2x - 2 + 21x + 1 =2x + 21x + 10 - 2 + 1 =23x + 9