Angelica is buying five tickets to the school musical. tickets cost $7 each. if c represents angelicus total cost for tickets, which equation below is correct?

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 ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Find solution of the linear equation y = 2/3x + 1/3