(5 + 13)/2 = 18/2 = 9
19
Sixty five.
650
1/2
two and seventy five hundredths
Thirteen over five as a mixed number = 23/5
Twice the difference between a number and thirteen can be written as 2 (b - 13) Five more than twice the difference between a number and thirteen can be written as 2 (b - 13) + 5. The algebraic expression is 2 (b - 13) + 5.
Are you serious? Negative two point five. -2.5
8.25 is halfway between them.
70-10=60. 60/2=30. 10+30 or 70-30=40. Answer 40
Five
13 < 2n - 5 < 21