Khyfd
Khyfd
16-05-2018
Mathematics
contestada
x + y = 3
-2x + 4y = 6
Respuesta :
1007387
1007387
16-05-2018
I'm assuming this is a system of equations you want solved so,
x = -y + 3
-2(-y+3)+4y = 6
2y - 6 + 4y = 6
6y = 12
y = 2
x + 2 = 3
x = -1
(-1,2)
Answer Link
zhuqiaoqip7aq9k
zhuqiaoqip7aq9k
16-05-2018
2X+2Y=6
-2X+4Y=6
6Y=12
Y=2
x+y=3
x+2=3
x=1
x=1，y=2
Answer Link
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