Can someone me with this? plz.

solve the quadratic equation 2x^2-4x-1=0

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Suppose you are going to graph the data in the table. minutes temperature (°c) 0 -2 1 1 2 3 3 4 4 5 5 -4 6 2 7 -3 what data should be represented on each axis, and what should the axis increments be? x-axis: minutes in increments of 1; y-axis: temperature in increments of 5 x-axis: temperature in increments of 5; y-axis: minutes in increments of 1 x-axis: minutes in increments of 1; y-axis: temperature in increments of 1 x-axis: temperature in increments of 1; y-axis: minutes in increments of 5

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true