katie276
katie276
22-11-2017
Mathematics
contestada
What is the solution to x-4y=-5 and -x+6y=7
Respuesta :
choixongdong
choixongdong
22-11-2017
x - 4y = -5
-x + 6y = 7
---------------add
2y = 2
y = 1
x - 4y = -5
x - 4(1) = -5
x - 4 = -5
x = -1
answer
x = -1 and y = 1
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