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IGHS Winkels
Algebra Chapter 5 Vocabulary
Term | Definition |
---|---|
linear equation | an equation whose graph is a straight line |
slope | a measure of the steepness of a straight line; tells how fast one variable changes compared with the other |
rise | the change between two points on a line in an up-and-down direction |
run | the change between two points on a line in left-to-right direction |
x-intercept | the x-value of the ordered pair at the point where a line crosses the x-axis |
y-intercept | the y-value of the ordered pair at the point where a line crosses the y-axis |
slope-intercept torm | y = mx + b; m is the slope and b is the y-intercept |
standard form | Ax + By = C |
direct variation | y = kx; k is a positive number; as one variable increases, the other increases |