Find the equation of a line that passes through (-3,1) and (-1,-2) and write it in standard form. me !

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

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%

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length