Well 40 times 6 is 240 which means that you don't have to round.
Answer:
Part A: 2k(2c2+5(2)-8c-20)
Part B: sorry i don't know how to do this part
Step-by-step explanation:
Part A, you divide each number by 2 first so you get a simplified version of each number. Then, you will quickly realize that the varible k is similar in all of the numbers then you remove that and put it with the 2 outside the (). Hope you understood my explination.
You write it out then you’ll get the exponent
Answer:48
Step-by-step explanation:6 rows times 8 people in each row