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Pre - Algebra Chapter 10

Terms in this set (17)

Equality
The state of being equal; shown by the equal sign
Graphing
Showing on a number line the relationship of a set of numbers
Solution
The value of a variable that makes an open statement true
Inequality
Two quantities that are not the same; shown by the less than, greater than, and unequal to signs
Vertical
Straight up and down
Horizontal
Left to right or parallel to the horizon
Coordinate system
A way of using number lines to locate points on a plane or in space
x - axis
The horizontal, or left - to - right, axis in a coordinate system
y - axis
The vertical, or up - and - down, axis in a coordinate system
Quadrant
One of four regions of a coordinate system bounded by the x-axis and y-axis
Origin
The point at which the x-axis and y-axis in the coordinate system intersect
Ordered pair
A set of two real numbers that locate a point in the plane
Linear equation
An equation whose graph is a straight line
Slope
The measure of steepness of a line slope = line over run
x - intercept
The point at which a line crosses or intersects the x-axis
y-intercept
The point at which a line crosses or intersects the y-axis
Slope- intercept form
The slope-intercept form of a line in which m = slope and b = y-intercept is y = mx + b
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