For Exercises 4-12, y varies directly with x. Write an equation for the direct variation. Then find each value.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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UP/DOW
These of
These ar
For Exercises 4-12, y varies directly with x. Write an equation for the
direct variation. Then find each value.
Transcribed Image Text:UP/DOW These of These ar For Exercises 4-12, y varies directly with x. Write an equation for the direct variation. Then find each value.
7. Find y when x = 12, if y = 2 when x = 5.
8. Find y when x = 3, if y=-4 when x = -9.
Transcribed Image Text:7. Find y when x = 12, if y = 2 when x = 5. 8. Find y when x = 3, if y=-4 when x = -9.
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