Exam 1: Review of Algebra

Solve: + =

Completely factor: - 8t - 9

Simplify:

What is the sales tax paid on an item whose total receipt was $100.75 and whose sales tax rate was 5.5%?

P = 2l + 2w is the formula for the perimeter P of a rectangle with length l and width w.If you have P linear feet of fencing material and are going to fence in an area for your dog which spans the length l of your yard,how wide can you make your fence?

Suppose the height h in meters of fireworks fired straight upward from the ground is given by h = 24.5t - 4.9 where t is in seconds.When will the fireworks be 50 meters off the ground?

Simplify: + +

Perform the operation and simplify your answer: ∙

-2 + (-7)=

Solve: - 9x + 4 = 0

Solve: 2 - 1 =

The area of a rectangular table which has a length 1 foot more than its width is 20 square feet.What are the dimensions of the table?

Rationalize the denominator:

Suppose the weekly revenue for a company is given by r = + 60p where p is the price of their service.What is the price of their service if the weekly revenue is $300?

Completely factor: y +

Solve the equation: (1 - - 4(3 - = 5

Multiply and simplify: ( - 3)(7 + )

Simplify: (-a + b - c)- a + b

Solve the equation: 5 - 3 = 0

Completely factor: - 36