Perform the indicated operation.

15 - (-11)

the science teacher has 7 packs of seeds and 36 students if the student should each plant the same number seeds how many each student plant

Mr. harrid gave each of his two children an equal amount of his baseball card collection. He gave Tony a album with cards on 15 pages and a stack of 25 cards that still need to be put in the album.

What is the value of y when line m is parallel to line n

If I sell 30 cakes and 20 pies for 460 dollars how much is each cake and pie

Y=3x-6 -3x+y=-6 What's the answer

What is the perimeter? 2 (4x-3) 2x+12 (square)

What is the range of the following numbers? 12, 20, 18, 25, 6

Explain how you would use mental math to express 16/25 as a percent?

Each side of a square is lengthened by 2 inches. the area of the new, larger square is 121 square inches. find the length of a side of the original square.

Decompose into partial fractions: 12/x^2-9