Suppose that x and y vary inversely. x = -4/15 when y = -105. Write function that models the inverse variation. Then, find y when x = 10. Write answer as a decimal and round to the nearest tenth, if necessary.
y = __?__ when x = 10.
-105 = k / (-4/15)
so -105 = -15k/4
x/-105 = -15/4/10
x = 2.8
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