What is 70-(5x2)+18 with explanation and step please

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.

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Which of these triangle pairs can be mapped to each other using two reflections?