Need help to solve this

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

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.

For what values of x is x2 + 2x = 24 true?