Consider the algebraic expression - -50 + 2a

a. Write a sentence to describe the meaning of the algebraic expression.

b. Evaluate the expression when a = 2.5. Show your work.

Are fractions 1/3 and 4/4 equivalent explains

How many times will a 37inch tire rotate on a 5 mile road?

A restaurant makes a special citrus dressing for its salads. Here is how the ingredients are mixed: 1/2 of the mixture is oil, 1/6 of the mixture is vinegar, 1/4 of the mixture is orange juice, and 1/4 of the mixture is lemon juice.

If represented in a stem-and-leaf plot, what would be the stem of the number 2,189?

Write the product in its simplest form: a^9•8a^4

What's the difference between linear and non linear functions

32 mystery books and 56 biography books, each shelf has the same number of books on them, how many books go on each shelf and how many shelves for each type of book

Write the out the equation - 52 times the difference between a number and 97 is equal to the number plus 39

A pair of jeans is on sale for 25% off the original price. Which expression represents the sale price? If the original price of the jeans is $40, evaluate the expression to find the sale price.

What is 62 percent of 25?