keepingod2
keepingod2
14-01-2021
Mathematics
contestada
-x+y=4
x+3y=4
solve for x and y
Respuesta :
strider874
strider874
14-01-2021
Answer:
Step-by-step explanation:
in x+3y=4
x = 3y +4 y = -1/3x + 4/3
in -x+y=4
x = y−4 y = x+4
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