Write a conjecture that describes the pattern in each sentence -5, 10, -20, 40, -80

This pattern is multiply by -2. Your conjecture or conclusion will be that it changes by a multiple of negative two each time. Half the numbers are positive because if you multiply two negatives, they equal a positive. Hope this helps.

Provide an equation

A. dividing 99 by 204 will tell you that 99 out of 204 of the people were females at the action movie.