Worksheets — Set 13

Algebra I · Graphing linear functions

Print and write your answers. Use diagrams to show thinking.

Warm-up

1. Define variables for: a rectangle with perimeter 48. Write an equation. ___ 2. Write an inequality: at most 64 dollars spent. ___ 3. Revenue R = 19x. When is R > 240?

_See printable PDF for diagram._

Written practice

1. Define variables for: a rectangle with perimeter 46. Write an equation. ___ 2. Write an inequality: at most 63 dollars spent. ___ 3. Revenue R = 18x. When is R > 230? 4. Interpret the solution x = 17 in your context. 5. Is a negative solution reasonable? Explain. 6. Create a modeling equation for Graphing linear functions. 7. Define variables for: a rectangle with perimeter 52. Write an equation. ___ 8. Write an inequality: at most 66 dollars spent. ___

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More written practice

1. Revenue R = 21x. When is R > 260? 2. Interpret the solution x = 20 in your context. 3. Define variables for: a rectangle with perimeter 58. Write an equation. ___ 4. Write an inequality: at most 69 dollars spent. ___ 5. Revenue R = 24x. When is R > 290? 6. Interpret the solution x = 23 in your context.

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Patterns and rules

1. Define variables for: a rectangle with perimeter 80. Write an equation. ___ 2. Write an inequality: at most 80 dollars spent. ___ 3. Revenue R = 35x. When is R > 400?

_See printable PDF for diagram._

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Parent tip: Define variables clearly in words