Current location - Training Enrollment Network - Mathematics courses - A math problem: The sum of every three adjacent numbers in the table below is 20. What are the values of ABCDE?
A math problem: The sum of every three adjacent numbers in the table below is 20. What are the values of ABCDE?
A=20-7-5=8

B=20-7-5=8

C=20-5-B=20-5-8=7

Spaces before 4 =20-C-4=20-7-4=9

Spaces after 4 = Spaces before 20-4-4 =20-4-9=7

The space after D=20-4-4 =20-4-7=9.

E=20-D-4 =20-9-7=4.

Related articles
  • In 2006, there was no division of mathematics in Guangdong college entrance examination.
  • What is the total score of the 20 14 senior high school entrance examination in Guangdong province? The senior high school entrance examination is next semester.
  • Is the junior middle school of Suzhou Foreign Language School an exam or an exam?
  • On Mathematical Speed Algorithm
  • Xidian 2023 postgraduate entrance examination student recruiting
  • Reading the usage of various mathematical symbols
  • Mathematics addition and subtraction in the second grade of primary school
  • Re-examination questions of college entrance examination mathematics
  • Achievements of Chongqing No.18 Middle School
  • How to make up for the poor math foundation in senior one?

    • copyright 2024 Training Enrollment Network All rights reserved