What is 84 divided by (-7)

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss