A weight loss organization has a new member who weighs 210 pounds after six months the member hopes to weigh 162 pounds write a linear model that represents the members weight loss goal according to the linear model how much should the member weigh after nine months what is the slope of this function what does the slope represent in this scenario

What is the value of x in the diagram below?

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?