Question

C equals 5/9 F32 the nearest whole degree what is the temperature in the degrees Fahrenheit when it is 90 degrees Celsius

Answer 1

`C=(5)/(9)(F-32)\\\\C=90\to 90=(5)/(9)(F-32)\ \ \ |\cdot(9)/(5)\\\\F-32=162\ \ \ |+32\\\\F=194\\\\\boxed{90^oC=194^oF\to D}`