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For Questions 17-18, solve the following systems of equations by substitution. x+y=0 2x-7y=-18 17. 17.

For Questions 17-18, solve the following systems of equations by substitution. x+y=0 2x-7y=-18 17. 17.

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.3: The Quadratic Formula
Problem 6CE
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For Questions 17-18, solve the following systems of equations by substitution. √x+y=0 2x-7y=-18 17. 18. -2x + y = 5 x² = y + 3x = 1 17. 18.
Transcribed Image Text:For Questions 17-18, solve the following systems of equations by substitution. √x+y=0 2x-7y=-18 17. 18. -2x + y = 5 x² = y + 3x = 1 17. 18.
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