Write each sentence as an equation. 9. Eight less than 1/3 a number n is -13.
10. A number f multiplied by -12.3 is -73.8

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

How do i do this activity, is appreciated

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. determine an equation to model his situation?