Which of the following are steps used when graphing an equation in two variables? Select all that apply.
Plot the ordered pairs from the table in a coordinate plane.
Plot the values from the table on a number line.
Create a table of values.
Draw a line through the points.

step-by-step explanation:

x^2 -12x + 36 + y^2 = 36

x^2 + y^2 = 12x

r^2 = 12rcos(theta)

r = 12 cos(theta)

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

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idk

step-by-step explanation: i just don't