Which relation is a direct variation that contains the ordered pair (2, 7)? y = 4x - 1
x-
7
y=x

What is the least common factor of 6 and 8

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%

What is the absolute value of -100000000000000?