How many more unit tiles need to be added to the expression x2+4x+3 in order to form a perfect square trinomial? 1
2
3
4

Bill and felicia each bake cookies for a party. bill bakes 3 times as many cookies as felicia. felicia bakes 24 fewer cookies than bill. bill bakes b cookies and felicia bakes f cookies. what equation can represent this word problem

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4πr^2. write your answer in scientific notation.

The price of a box of 15 cloud markers is $12.70. the price of a box of 42 cloud markers is $31.60. all prices are without tax, and the price of the packaging is the same for any size. how much would 50 cloud markers in a box cost? write an equation which will tell the price p for the number n markers in the box.