Answer:13/21'ths of his homework
Step-by-step explanation:
multiply 1/3 by 7 and 2/7 by 3 and add to achieve this.
you need to add for number one you need to subtract for number two you need to add for number 3 you need to subtract for number 4
Answer: -w(2w+7): -2w ^2 - 7w
Step-by-step explanation:
Well, it depends on what he's doing. Is he walking, jogging, or running? If he walked at a normal pace for an hour he would burn 415calories.