# Work each problem. Round to the nearest tenth of a degree, if necessary. A record low

Work each problem. Round to the nearest tenth of a degree, if necessary. A record low temperature of $-{89.4}^{\circ }C$ was recorded at the Soviet Antarctica Station of Vostok on July 21, 1983. Find the corresponding Fahrenheit temperature.

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Determine the temperature in Fahreinheit
$F=\frac{9}{5}C+32$ Write the formula
$F=\frac{9}{5}\left(-89.4\right)+32$ Substitute the value of C
$F=-160.92+32$ Multiply the values
$F=-128.92$ Simplify
$F\sim -128.9$ Round off

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