Solve for x
4/x = 2/7

Find the value of x for which the lines are parallel.

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.