Sonia uses $12.50 to buy a new journal. She has $34.25 left in her savings account. How much money did Sonia have before she bou
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Answer:
y =
Step-by-step explanation:
Given y is inversely proportional to x² then the equation relating them is
y = ← k is the constant of proportion
To find k use an ordered pair from the table
Using x = 3 when y = 1 , then
1 = =
( multiply both sides by 9 )
9 = k
y = ← equation of proportion