Select the linear function that describes the relationship between the domain and range in the table below. x f(x)
−1 5
0 3
1 1

a. f(x) = –2x + 3
b. f(x) = 8x + 3
c. f(x) = 2x+ 3
d. f(x) = –8x + 3

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).

How many grams the dog will eat in 3 days?

Using elimination, what is -4x+2y=-12 4x+8y=-24