3n+1=7 3*2+1=7
No. 2 + 7 - 8 = 1 8 + 7 - 2 = 13
The original questions is in parenthesis,71 plus 2 = 10 22 plus 31 =8 111 plus 22 =7(71) 7+1 "plus" 2 (2) = 10, (22) 2+2 (plus) (31) 3+1=8, (111) 1+1+1 "plus" (22) 2+2=7
2 1/5 + 1/4 + 1/4 = 2 7/10.
3 + 3 - 7 + 2 - 1 + 109 = 109
7 + 2 + 6 + 1 = 16
(7-3)^2 plus (7-1)^2 = 16+36
-2 + (-6) + 7 = -1
3n+1=7 3*2+1=7
It equals 7
1+2+4 = 7
No. 2 + 7 - 8 = 1 8 + 7 - 2 = 13
The original questions is in parenthesis,71 plus 2 = 10 22 plus 31 =8 111 plus 22 =7(71) 7+1 "plus" 2 (2) = 10, (22) 2+2 (plus) (31) 3+1=8, (111) 1+1+1 "plus" (22) 2+2=7
1 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 = 46
2 1/5 + 1/4 + 1/4 = 2 7/10.
102
3 + 3 - 7 + 2 - 1 + 109 = 109