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Linear Functions Worksheet

Grade 8 Math · printable worksheet (PDF) with answer key · 14 problems · CCSS 8.F.B.4

A printable grade 8 linear functions practice worksheet with 14 problems and a complete, step-by-step answer key — formatted to print cleanly on standard paper. Included in the one-time $20 unlock for the full NudgeLearn library.

Sample problems

Show your work in the space provided. A linear function is $y = m x + b$ , where $m$ is the rate of change (slope) and $b$ is the initial value ( $y$ -intercept).

1. A linear function has rate of change $5$ and initial value $- 3$ . Write its equation in the form $y = m x + b$ .
2. Identify the rate of change and the initial value of $y = - 2 x + 7$ .
3. Find the rate of change of the linear function shown in the table. $x y 0419214$
4. For the table below, find the rate of change and the initial value. $x y 03211419$

Plus 10 more problems and a full answer key in the PDF.

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