What is the value of p when the expression 2(4 + x) is equivalent to 2(x + p)?

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

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Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?