If x is a number such that 9^x - 4^x = 10 and 3^x -2^x = 2, compute 3^x + 2^x.

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Which line is parallel to the line that passes through the points (2, –5) and (–4, 1) a. y=-x+5 b. y=-2/3x+3 c. y=2/3x-2 d. y=x+5