1. kevin ran 4 miles more than steve ran. the sum of their distances is 26 miles. how far did steve run? the domain of the solution is {0, 4, 11, 22}.
a. define your variable.
b. write algebraic expressions for the distances each person ran.
c. write an equation that can you solve the problem.
d. solve the equation.
e. check your answer.
show all your

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?