Question

The variables x and y vary inversely with a constant of variation of 7. Use the inverse variation formula, k = xy, to find y when x = 9

Answer 1

• 7/9

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We are given that:

• k = 7 and x = 9

Find the value of y by substituting the given values into formula:

• k = xy
• 7 = 9y
• y = 7/9