Which expression represents a negative number? A. -4/5 x (-8/9)
B. 4/5 x 8/9
C. -4/5 x 8/9
D. -9/8 x (-3/4)

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

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41