Algebra IA
Unit 5 Worksheet 4 – Writing Equations of Lines Part 4
Writing Equation of Lines
From Word Problems Name _________________________________
Write an equation, in slope-intercept form, to model each situation.
1. You rent a bicycle for $20 plus $2 per hour.
2. An auto repair shop charges $50 plus $25 per hour.
3. A candle is 6 inches tall and burns at a rate of
2
1 inch per hour.
4. The temperature is 15º and is expected to fall 2º each hour during the night.
5. A computer technician charges $75 for a consultation plus $35 per hour.
6. The population of Pine Bluff is 6791 and is decreasing at the rate of 7 per year.
Linear Models - Word Problems
