Writing Linear Models (y = mx + b) from Real-World Situations Worksheet Download
Free 8th Grade math worksheets on writing linear models in slope-intercept form (y = mx + b) from real-world situations like base fees plus per-unit rates. Each worksheet has 15 problems with an answer key and are ideal for teachers and homeschooling. You can download the PDF, create a set of flash cards or set it up for online learning.
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Writing Linear Models (y = mx + b) from Real-World Situations
Each worksheet has 12 problems writing a linear model in slope-intercept form from a described situation.
About this worksheet
Each worksheet has 12 problems writing a linear model in slope-intercept form from a described situation.
Student objectives
- Write a linear model y = mx + b from a described situation.
- Identify the rate of change (slope) and the starting value (y-intercept) in context.
- Recognize when a fixed cost is added or subtracted in a model.
Everyday practice
- Model a taxi fare or delivery charge with a base fee plus a per-unit rate.
- Write a profit rule for a small business with fixed costs.
- Predict a total bill from a monthly fee plus usage.
Standards
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