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
Chapter9: Systems Of Linear Equations
Section9.7: Puzzle Problems
Problem 2ST
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Transcribed Image Text:Answer the given non-linear equations and show your solutions.
by elimination:
x^2 + y^2 = 9
X^2 - y = 9
by substitution:
9x^2 + y^2 = 9
y = 3x -3
by graphing:
X + y = 4
y = x^2 + 2
by word problem:
The difference of the squares of two numbers is 35. The sum of the numbers is -1.
Find the numbers.
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