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Addition, Subtraction, Multiplication, Division

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abc etc

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Different letters can have different values

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Different letters can have different values

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the same letter used more than once in a problem mean the are the same number

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the same letter used more than once in a problem mean the are the same number

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7+7=14

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cannot x for two different vaule numbers in the same problem

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cannot x for two different vaule numbers in the same problem

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if you want two different values in the same problem you use two different letters

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X+10=21
X=11

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letters can stand for different numbers in different problems

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letters can stand for different numbers in different problems

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the left & right sides of the = need to add up 

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the left & right sides of the = need to add up 

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i am over here

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mixed up

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letters are a place holder for the unknown number

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letters are a place holder for the unknown number

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in algebra the unknown is replaced with any letter

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in algebra the unknown is replaced with any letter

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yeah so basicley you replace some number you don't kow

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yeah so basicley you replace some number you don't kow

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you use letters to represent unknown answers

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you use letters to represent unknown answers

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4x=yum

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21

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algebra is the study of mathematical symbols and the rules for manipulating these symbols. As such, it includes everything from elementary equation solving to the study of abstractions such as groups, rings, and fields.

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X+Y+000000000000000000000000000000000000000000000000000000000000000000000000.111111111111111111111111111111111111111111111111111111111111112

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a unknown number being replaces by a number

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a unknown number being replaces by a number

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y

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x+z = 6

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letters replacing numbers in the eqation

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letters replacing numbers in the eqation

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replace the numbers

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letters can be used in many ways in algebra

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finding the rest of a problem

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a = 24 +x=

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a unknown number being replaced by a letter

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a unknown number being replaced by a letter

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you can use letters for unknown things in quations 

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you can use letters for unknown things in quations 

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xD

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that when someone doesn't know a number it is a letter

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Numbers and Letters