How many copies of -4x + 3y must be added to get -24x + 18y

How do i do this activity, is appreciated

What is always true about a positive integer raised to a negative odd power?

Will’s boss has asked him to compile the credit scores of everyone in his department. the data that will collected is shown in the table below. what is the mode of the credit scores in will’s department? (round to the nearest whole point, if applicable.) 634 667 644 892 627 821 857 703 654 a. 667 b. 722 c. 627 d. there is no mode in this group.