A bird goes from a higher location to a lower location at a rate of 2 meters per second. Which equation models the change in the bird's position at 30 seconds?
A. (-30)(-2)=-60
B. 30(-2)=-60
C. 30(-2)=60
D. 30 x 2= 60
(Correct answer and accurate gets brainliest.)

What is the value of x in the following equation? -3x-2=2x+8

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?