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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 & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 56E
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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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