Exercises 68-70 will help you prepare for the material covered in the next section. 68. Solve the system: Sx + 2y = -1 y = 1. What makes it fairly easy to find the solution? 69. Solve the system: x + y + 2z = 19 y + 2z = 13 = 5. z = What makes it fairly easy to find the solution? 70. Consider the following array of numbers: [1 2 -1 4 -3 -15]
Exercises 68-70 will help you prepare for the material covered in the next section. 68. Solve the system: Sx + 2y = -1 y = 1. What makes it fairly easy to find the solution? 69. Solve the system: x + y + 2z = 19 y + 2z = 13 = 5. z = What makes it fairly easy to find the solution? 70. Consider the following array of numbers: [1 2 -1 4 -3 -15]
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section9.6: Solving Nonlinear Systems Of Equations
Problem 38E
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![Exercises 68-70 will help you prepare for the material covered in
the next section.
68. Solve the system:
Sx + 2y = -1
y = 1.
What makes it fairly easy to find the solution?
69. Solve the system:
x + y + 2z = 19
y + 2z = 13
= 5.
z =
What makes it fairly easy to find the solution?
70. Consider the following array of numbers:
[1
2
-1
4
-3
-15]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faab01225-c1bf-459b-9196-90a7a3269247%2F5f4b788c-5207-4298-a9d8-3bea7c302f7e%2Flni2v6b_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Exercises 68-70 will help you prepare for the material covered in
the next section.
68. Solve the system:
Sx + 2y = -1
y = 1.
What makes it fairly easy to find the solution?
69. Solve the system:
x + y + 2z = 19
y + 2z = 13
= 5.
z =
What makes it fairly easy to find the solution?
70. Consider the following array of numbers:
[1
2
-1
4
-3
-15]
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