The numbers are: 7 and 13
23 + 27 = 50
15 and 8
Estimated: 7.3 + 23.8 = 31.1
666
77
the sum of 7 and 3 is 10
It is: 7+14 = 21
4 + 2*n ≥ 20
One more that nineteen; twice; as, twenty men., An indefinite number more or less that twenty., The number next following nineteen; the sum of twelve and eight, or twice ten; twenty units or objects; a score., A symbol representing twenty units, as 20, or xx.
2x+7=n
1423