Meniacabusasviz
Answered

the sum three consecutive numbers is 57. what is the smallest of these numbers? a. 17 b. 18 c. 19 d. 20

Sagot :

SecretNumberviz

QUESTION:

The sum three consecutive numbers is 57. what is the smallest of these numbers?

[tex]{\underline{\sf{Choices:}}}[/tex]

  • A. 17
  • B. 18
  • C. 19
  • D. 20

[tex]\underline{\sf{Solution:}}[/tex]

  • x + x + 1 + x + 2 = 57
  • 3x + 3 = 57
  • 3x = 57 - 3
  • 3x = 54
  • x = 54/3
  • x = 18
  • x + 1
  • 18 + 1 = 19
  • x + 2
  • 18 + 2 = 20

[tex]\underline{\sf{Answer:}}[/tex]

  • The three consecutive numbers are 18, 19 and 20.
  • The smallest number is 18.
  • B. 18

==================

[tex]{\pink{\underline{\sf{SecretNumber}}}}[/tex]