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3. If x+y 2 A. 2 B. 4 C. 6 D. 8 = 4 and x - y = 4, then x = ?

3. If x+y 2 A. 2 B. 4 C. 6 D. 8 = 4 and x - y = 4, then x = ?

Algebra and Trigonometry (6th Edition)
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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3. If x+y A. 2 B. 4 C. 6 D. 8 x+y=4 and x - y = 4, then x = ? 2
Transcribed Image Text:3. If x+y A. 2 B. 4 C. 6 D. 8 x+y=4 and x - y = 4, then x = ? 2
multiplying either equation by a coefficient e variable, substitute this value into either ng variable if required. the four choices given. Answers are on page 4. If 4x+3y=6 and 3x+2y=5, then y = ? A. -6 B. -2 D. 5. If x+y+z=10, x-y-2z=-13, and x+z=6, then x = ? A. 1 B. 3 C. 4 D. 5 ABCD C. ܬ ܬ ܚ ܗ
Transcribed Image Text:multiplying either equation by a coefficient e variable, substitute this value into either ng variable if required. the four choices given. Answers are on page 4. If 4x+3y=6 and 3x+2y=5, then y = ? A. -6 B. -2 D. 5. If x+y+z=10, x-y-2z=-13, and x+z=6, then x = ? A. 1 B. 3 C. 4 D. 5 ABCD C. ܬ ܬ ܚ ܗ
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