Find the value of x.
xo
(x-20)
(2x + 10)
(x + 40)

What could explain what happened when the time was equal to 120 minutes

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12