Find a formula for a geometric sequence that begins with 11, -33, 99

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.

If bradley saves for 4 weeks, what is the total amount of money he will have saved?