Given the sequence 7, 14, 28, 56, ..., which expression shown would give the tenth term? 7^10 7·2^10 7·2^9

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

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10