For the function whose graph is shown below, which is the correct formula for the function? y=-3x+1 y=-3x-1 y =3x-1 y=3x+1

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

What is not true about kl and mn? what is mn? (show your work)

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