Pa help please
19. The sum of two consecutive numbers is 47. What is the smaller number?
20. What must be added to the difference between 82 and 37 to get 100?
19. The sum of two consecutive numbers is 47. What is the smaller number?
20. What must be added to the difference between 82 and 37 to get 100?
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Answer:
1) 23
2) 55
Step-by-step explanation:
1)
let x = first number
x+1 = consecutive number
sum of 2 numbers is 47
x + x + 1 = 47
2x = 46
x = 23 (smaller number)
2) get difference of 82 and 37
82-37 = 45
then subtract 45 from 100 to get 55