Ellen had $24.85 to spend at the store. she bought two packs of gum for$0.55 each $3.85 on pencils and & 9.84 on a book. how much money did ellen have left after buying the gum pencils and book

Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

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