Which table represents the same proportional relationship as the graph? 13
12
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2
1 2 3 4 5 6 7 8 9 10 11 12 13 X

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

The police chief wants to know if the city’s african americans feel that the police are doing a good job. identify the management problem (i.e dependent variable) and identify the independent variable.

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?