Given, y varies directly as x
So,
Where c is a constant
When y equals 5 when x is 8
So,
So, the relation between y and x
now , when x = 9
Substitute with x to find y
So, the answer is option 2. y = 45/8
Kathy was at a cabin for four nights. The outside temperatures for the four nights were: Night One: −10 °F Night Two:
2 answers:
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