The vertex of the function f (x) = - 1/2 + 4x– 10 is at the
coordinate (x, y), where:

Which problem could be  solved  by evaluating the expression  7×(−3)7×-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).

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did