Find the value for f(x) = 22

Arational number that is equivalent to -20/4?

There are a total sales of 2,000 dollars on monday on tuesday sales dropped 10% on wednesday sales dropped another 20% compared with tuesday from wednesday to thursday sales increases by an equal amount to 25% of monday total sales what is the net change in dollars on total sales from monday to tuesday

Explain how you can show five less than a number using an algebraic expression