NEED HELP ASAP

Given the function, find f(-1). f(x) =−3x+7?

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

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.