9 8 7 6 5 4 3 2 1 1 y y

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Unformatted text preview: 3x + 2y = 4 3(-2) + 2y = 4 -6 + 2y = 4 +6 +6 2y = 10 22 y=5 -4u + 9v = 9 3(u - 3v = -6) u - 3v = -6 (9) - 3v = -6 -9 -9 -3v = -15 -3 -3 v=5 (-2, 5) 3 CHAPTER 7 TEST REVIEW ANSWER KEY 1 3 m = y­int = +5 1 x ­9 ­8 ­7­6 ­5 ­4 ­3 ­2 ­1 0 1 2 3 4 5 6 7 8 9 ­1 ­2 ­3 ­4 ­5 ­6 ­7 ­8 ­9 3x +5 y = 3x + 5 3 m = y­int = -1 3x y = 3x ­ 1 y= 9.) 9 8 7 6 5 4 3 2 1 -1 y y= How many solutions did this system No Solution of equations have? ______________ y 10.) ­1 -1 y = x ­ 4 m = y­int = -4 2 2 1 1 y = x ­ 4 m = y­int = 2 2 How many solutions d...
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This document was uploaded on 03/19/2014 for the course MATH Integrated at Brewster High School.

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