Jack gives half of his baseball card collection to Bobby. He then loses 5 of his remaining cards. He now has 13 baseball cards. How many cards did he start with?

Cosine 73 degrees, round to the nearest ten thousandth.

The volume of blood in a person's body is proportional to body weight. A person who weighs 140 pounds has approximately 4 quarts of blood. Estmate the number of quarts of blood in a person who weighs 100 pounds. Determine the proportion.

How to solve one step equations? How do I add a fraction with a whole number in one step equations?

Which of the following is a vertical stretch of the parent function f (x) = x^2

Any paid $69.88 for a pair of running shoes during a 25% off sale. What was the regular price?

Two friends shared $93 $93 and kept this record of how they did it. What does the 1 1 represent?

How much greater than m^2+3mn-n^2 is 4m^2+5mn+6n^2?

Completed a number of zeros in each factor to the number of zeros in product what do you notice

Which function shows the combined cost in dollars, y, for three shipments with x number of chargers and tablets? y = 2.00x + 4.00 y = 6.00x + 12.00 O y = 3.50x + 2.50 Oy = 10.50x + 7.50

An item is priced at $13.92. If the sales tax is 5%, what does the item cost including sales tax?