X + 5y = -2 2x + y = 5 The point of intersection of the lines has a y-coordinate of _____. a) -1 b) 1 c) 3

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asked Sep 24, 2018 134k views

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Ebandersen · Answer 1 · 2018-09-28T20:22:25+0000

x + 5y = -2 ------(1)
2x + y = 5 ------(2)
fr (1)
x + 5y = -2
2x + 10y = -4 ------(3)
(2)-(3)
2x + y - 2x - 10y = 9
-9y = 9
y = -1

Therefore, answer is (a).

X + 5y = -2 2x + y = 5 The point of intersection of the lines has a y-coordinate of _____. a) -1 b) 1 c) 3

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