David has zero fewer pears than amy. amy has five pears. how many pears does david have?

What are “like terms”? why can we only add like terms?

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.

Empty box + box + empty box fill in the box is equal to 30 how