Back to Interpret the equation y = mx + b as defining a linear function — Problem 2 · Task Set 16

Exercises: Linear and Nonlinear Functions

Work through each section in order. Show your work where indicated. For each function, remember the key test: a function is linear when its rate of change is constant.

Grade 8·22 problems·~30 min·Common Core Math - Grade 8·container·8-f-a-3

Work through problems with immediate feedback

Fluency Practice

$A coordinate plane with the five given points plotted and a straight line drawn through them$

For $y = 2x + 1$ , the points $(0,1), (1,3), (2,5), (3,7), (4,9)$ are plotted. What is the constant rate of change (change in $y$ for each increase of $1$ in $x$ )?