Find the 83rd term of the arithmetic sequence -23, -26, -29

For the given quadratic equation convert into vertex form, find the vertex and find the value for x=6 y=-2x^2+2x+2

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.