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8th Grade 2026 WK 11

8th Grade

TermDefinition
direct variation a proportional relationship; the slope is the constant of proportionality; y=kx
constant represented by k; ratio of y over x
positive slope increasing from left to right
negative slope decreasing from left to right
zero slope horizontal line; equation only has y equals a number; y=5
undefined slope vertical line; equation on has x equals a number; x=3
system of equations a set of more than one equation with the same variables
proportional y divided by x is constant; graph contains the origin; y=kx
non-proportional y divided by x is not constant; graph has a positive or negative y intercept; y=mx+b
slope intercept form the equation of a straight line in the form of y=mx+b
Created by: lorithorne
 

 



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