8 The forecast predicts that the temperature will change from 15° Fahrenheit to -3° Fahrenheit on Saturday

a. Write an expression that represents the change in temperatures for Saturday.

b. What is the expected temperature change?

c. If the temperature actually changes by 5° Fahrenheit more than predicted, what will be the change in

temperature?

Answer this question only if you know the 30 points and

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?