25 terms

Independent Variable

One of the two variables in a relationship. It's value determines the other variable.

Dependent Variable

One of the two variables in a relationship. It's value is determined by the other variable.

Coefficient

The number that precedes the variable in a term

Constant term

a number, often the starting amount

Coordinates

An ordered pair (x, y)

Expression

a combination of numbers, variables, and operations

Equation

two equal expressions

Equivalent expressions

a combination of numbers, variables, and operations that have the same quantity as a second combination of numbers variables, and operations

Inequality

a comparison of unequal expressions

Intersecting

Lines that cross

Linear

A relationship with a constant rate of change between the two variables

Proportional

Two variables whose relationship is linear and goes through the origin

Origin

(0,0) on a coordinate grid

Properties of Equality

Math rules that allow the same thing to be done to both sides of an equation.

Rise

the vertical change of a line

Run

the horizontal change of a line

Scale

the distance between two consecutive tick marks on an axis

slope

the number that shows the steepness of a line also know as the rise over run

Solution of an Equation

the values that make an equality true

Solve

The process used to isolate a variable in an equation or inequality

Isolate the variable

to make the variable alone

X-intercept

Where the line crosses the x-axis

Y-intercept

Where the line crosses the y-axis

Term

A combination of numbers and/or variables

Like Terms

Parts of an expression that have the same variable or variable combination