Rachael has saved $485. she is starting a part-time job that pays her $300 a week, and she plans to save all of the money she earns. which algebraic expression can be used to represent rachael's total savings after x weeks?

Which one is true about the hexagons ?

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?