algebra

• from Arabic al-jebr meaning "reunion of broken parts"

  Algebra
• is the branch of mathematics that uses letters and symbols to represent specific set of numbers to describe relations.

  Algebra
• is the study of symbols and the rules for manipulating symbols and is a unifying thread of all of mathematics

  Algebra
• Variable is any letter representing possible values of a quantity
• Constant is any symbol representing one fixed value
• x is the variable
• 5 is the constant
• A term is a number, a variable or a product of numbers and variables.
• It is separated by the operators “minus” ( - ) and “add” ( + )


  Term
• A combination of numbers, letters and operational symbols

  Algebraic Expression
• An equation says that two things are equal. It will have an equals sign ( = )
• So an equation is like a statement "this equals that"