Solve the following system and show all of your work.
x − 2y = 14
x + 3y = 9

Question

aguileramel35 aguileramel35

13-06-2016
Mathematics

contestada

Solve the following system and show all of your work.
x − 2y = 14
x + 3y = 9

Respuesta :

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hattierose01 hattierose01 · Answer 1 · 2016-06-13T18:23:43+02:00

hattierose01 hattierose01

13-06-2016

X-2y=14
X=14+2y

X+3y=9
X=9-3y

14+2y=9-3y. (+3y)
14+5y=9. (-14)
5y=-5
Y=-1

X-(2x-1)=14
X--2=14
X+2=14
X=12

X+(3x-1)=9
X+-3=9
X-3=9
X=12

Therefore X is equal to 12

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bettinaiw bettinaiw · Answer 2 · 2016-06-13T18:26:58+02:00

bettinaiw bettinaiw

13-06-2016

x-2y=14
x+3y=9

x-2y+2y=14+2y
x=14+2y
(14+2y)+3y=9
14+5y=9
5y= -5
y= -1
x=14+2(-1)
x=14-2
x=12
(12, -1)

Answer Link

Solve the following system and show all of your work. x − 2y = 14 x + 3y = 9

Respuesta :

Otras preguntas

Solve the following system and show all of your work.
x − 2y = 14
x + 3y = 9