5x-6y=-25 and 4x-3y+20=0

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rosa7300 rosa7300

12-11-2016
Mathematics

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5x-6y=-25 and 4x-3y+20=0

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Pachanga Pachanga · Answer 1 · 2016-11-12T21:17:06+01:00

5x - 6y = -25
4x - 3y + 20 = 0
----------------------
5x - 6y = -25
4x - 3y = -20 / -2
----------------------
5x - 6y = -25
-8x + 6y = 40
----------------------
-3x= 15 5x -6y = -25
X=15/-3 5(-5) - 6y = -25
X= -5 -25 - 6y = -25
-6y = -25+25
y = 0/-6
y= 0