I don't know how to do completing the square questions in math

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?