How many solutions are there to the system

{y = 1/3x + 5
{x + 3y = 6

What could explain what happened when the time was equal to 120 minutes

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

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