Subtract 19c from each side: 31 = 7c - 74
Add 74 to each side: 105 = 7c
Divide each side by 7: 15 = c
Check: Does 19 x 15 + 31 = 26 x 15 - 74?
ie 285 + 31 = 390 - 74?
ie 316 = 316? Yes, job done.
62
31 plus four is 35.
0.98 + 45.102 + 32.3333 + 31 + 0.00009 = 109.41539
Fibonacci numbers
At 41. In other words... 10 plus 31 equals 41 !
The mathematical statement 31 plus 21 equals 52 as a total.
62
it equals 283. (:
8 + 31 = 39
The statement 10 plus 21 equals 31 in total. It can also be written as 10 + 21 = 31.
(2,7)
72 !
31
3x
31 plus four is 35.
0.98 + 45.102 + 32.3333 + 31 + 0.00009 = 109.41539
Fibonacci numbers