Here is the relationship between Fahrenheit and Celsius. We need to subtract 32 from Fahrenheit because the freezing point of water is set at 32 on the Fahrenheit scale and 0 on the Celsius scale. And, we need to multiply Celsius degrees by 1.8 since there are 180 Farhenheit degrees between the freezing and boiling points of water but only 100 Celsius degrees.

Since 9/5 equals 1.8 we can write this equivalent equation.

What do need to complete this rearranged equation to solve for °C?


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