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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?

Multiply. write your answer in simplest form. 3/8 x 5/7

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers