69 Will be you answer for sure
Answer:
Step-by-step explanation:
you do this by swapping x and y values
so it becomes x = y/(y+7)
cross-multiply to get
x(y+7) = y
xy + 7x = y
xy - y = -7x
y(x-1) = -7x
y = -7x/(x-1)
y =
Answer:
y= -2, 1
Step-by-step explanation:
(x, y)
(2,-2)
(x, y)
(4, 1)