At the pet fair, darlene ' dog weighed 5 times as much as leah's dog. together, the dogs weighed 84 pounds. how much did each dog weigh? complete the bar model. write an equation and solve.
i've seen the answers given but i don't know where the 6 is coming from or how to show it on the bar model.

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?