HEART OF ALGEBRA ADDITIONAL PRACTICE 3 500 Grade Practice Test Questions TOC | Lumos Learning

HEART OF ALGEBRA ADDITIONAL PRACTICE 3 Question & Answer Key Resources SAT Questions Jaya Mathematics

SAT Questions Jaya Mathematics HEART OF ALGEBRA ADDITIONAL PRACTICE 3

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C=49.99+0.25t

The equation above models the total cost C, in dollars, to purchase a prepaid cell phone and send t texts. The total cost consists of a flat fee to buy the phone plus a charge for each text. When the equation is graphed in the xy-plane, what does the y-intercept of the graph represent in the model?