The absolute value of a number is always greater than its opposite. is this true?
a. no; the absolute value of a negative number is equal to its opposite.
b. no; all negative numbers are greater than their opposites.

Dr.cooper just started an experiment. he will collect data for 8 days. how many hours is this

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers