moby sold half his toy car collection, and then bought 12 more cars the next day. he now has 48 toy cars. how many cars did he have to start with

Solve 7w^2+28=84, where w is a real number

See your levels unu A 3-pack of plastic rings costs $0.54. What is the unit price?

Use mixed numbers and simplify the fraction parts where required. 8*3/4

Which of the following equations will produce the graph show

What shape is related to a rectangle?

Divide. -24/7 enter the answer as a mixed number, in simplified form, in the box

Biff's suspension bridge has 40-foot towers spaced 80 feet apart. The main cable reaches down to a height of 5 feet from the level road surface; seven vertical cables are spaced 10 feet from each tower and from one another.

X - 2 = 16 A. 14 B. 18 C. 21 D. 12

A composite figure is comprised of a square and 4 semicircles. How can you decompose the composite figure to determine its area?

What is T. S. A formula of cube, cuboid?