I need help! I don’t know how to do this and my professor won’t help me:(

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made