Linear Functions Vocabulary

Front

Equation of a Proportional Relationship

Back

y = kx

Front

Constant of Proportionality

Back

k = y/x

Front

Slope-Intercept Form (Non-Proportional Relationships)

Back

y = mx + b

Front

m in y = mx + b

Back

Slope

Front

b in y = mx + b

Back

Y-Intercept

Front

Y-Intercept of y = -4x + 5

Back

5

Front

Slope of y = -4x + 5

Back

-4

Front

Identifying slope from graph

Back

Rise over run

Front

Identifying y-intercept from graph

Back

Where line crosses y-axis