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11-12-2017
Mathematics

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Help with these 4 EQUATIONS . ( PLEASE SHOW WORK) WILL MARK AS BRAINLIEST

Help with these 4 EQUATIONS PLEASE SHOW WORK WILL MARK AS BRAINLIEST class=

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Аноним Аноним

11-12-2017

8x+y=18
Y=3x-22
8x+3x-22=18
11x=40
X=40/11
Y=3×40/11-22
Y=-122/11
X=40/11
Y=-122/11

X+8y=17
X=y+8
Y+8+8y=17
9y=9
Y=1
X=1+8
X=9
Y=1

9x+y=58 Y=2x-8 9x+2x-8=58 11x=66 X=6 Y=2(6)-8 Y=12-8 Y=4 X=6
X+8y=21 X=2y+1 2y+1+8y=21 10y=20 Y=2 X=2 (2)+1 X=5 Y=2

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