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3. Solve the following systems of equations. 4y + 3z = -7 12x - 3y + z = -7 -6x + 2y - 2z = 12

3. Solve the following systems of equations. 4y + 3z = -7 12x - 3y + z = -7 -6x + 2y - 2z = 12

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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1. Graph the following set on a number line and express the set in interval notation. {x\xs -2} -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 67 8 9 10 2. Simplify the expression. 3xy3 5x?y² 3. Solve the following systems of equations. 4y + 3z = -7 12x - 3y + z = -7 -6x + 2y - 2 z = 12 4. Divide. y + 10y +21 y +7
Transcribed Image Text:1. Graph the following set on a number line and express the set in interval notation. {x\xs -2} -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 67 8 9 10 2. Simplify the expression. 3xy3 5x?y² 3. Solve the following systems of equations. 4y + 3z = -7 12x - 3y + z = -7 -6x + 2y - 2 z = 12 4. Divide. y + 10y +21 y +7
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