# math vocabulary

### 22 terms by whywasschoolcreated

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### variable

a letter used to represent one or more numbers

### expression

a number or group of numbers with operation signs

### simplify

to preform the operation and find value

### terms

parts of an expression separated + or - sign

### coefficient

a number that multiplies a variable

### like terms

terms that have same variables with the same exponents

### substitute

to replace a variable with a number or expression

### equation

a statement that two expressions are equal

### constant

a term that is just a number

the property says that the sum of any number and its opposite is zero

### Identity property

the property of multiplication tells that multiplying by 1 does not change the sum

### associative property

the property lets you add or multiply three or more numbers in groups of two in any oder

### commutative property

the property that lets you add or multiply two numbers in any order

### solution

value of the variable that makes the equation true

### like terms

terms with same variable and exponent

### function

rule that establishes realtion ship between qunatites

### domain

collection of input

### matrix

rectangular arangment of numbers

### properties of equality

rules of algebra used to isolate a variable in a equation

### formula

algaebraic equation that relates two or more quantities

y=ax+b

### range

all possible values for output

Example: