Add 5 and 14 , triple the sum and then add four fifth (create the expression using numbers and symbols.)

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

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?

How to use order of operation in 20 divide by 4 multiply 5 = 1