How many pounds of carbon dioxide would you prevent from entering the atmosphere in one year, if you were to replace a 100-watt light bulb with a CFL bulb that uses 69 watts in a fixture that you have on 3 hours per day?

Find the value of the variable and the length of each secant segment

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.