Algebra: Expressions

Simplify

100

2x + x + 5

What is 3x + 5

200

6x - 5x + 6

x + 6

300

10 - 12 + x + 3x

- 2 + 4x

400

45x + 6x + 2y + 3y

51x + 5y

500

4x - 5x + 8 - 8

-x

Expand

100

5(3x + 2)

15x + 20

200

4(5x + 6)

20x + 24

300

7(x + 7)

7x + 49

400

.5(5x + 2)

2.5x + 1

500

1/2(x + 1/2)

1/2x + 1

Write Algebraic Expression

100

There are 16 ounces in 1 pound. Write an expression that gives the number of ounces in pounds. Use p to represent pounds.

What is 16p.

200

Some boys and girls were in the library.  There are x girls and 10 more boys.  Write an expression in terms of X 

What is x + 10

300

The price of a skateboard is 3 times the price of a pair of knee pads. Let k represent the price of the knee pads. Write an expression that gives the price of the skateboard.

What is 3k?

400

Caleb bought jeans for $16 each. Let j represent the amount of jeans Caleb bought. He bought 3 pairs.  What is the expression in terms of x. 

What is 3x?

500

On Saturday, Austin planted 10 rows of tomato plants with p plants in each row. On Sunday, he planted 6 rows of pepper plants with p plants in each row. Write an expression that gives the total number of plants Austin planted this weekend.

What is 10p + 6p = 16p

Identify Parts of Expressions and Combine Like Terms

100

A basketball uniform consists of a jersey top and basketball shorts. The jersey tops costs $16 each, and the basketball shorts cost $12 each. The expression 16u + 18u represents the cost, in dollars, of buying u uniforms. What are the terms of this expression?

What is 16u and 18u. (Seperated by an addition sign)

200

Sandwiches cost $5, french fries cost $3, and drinks cost $2. The expression 5n + 3n + 2n gives the total cost, in dollars for buying a sandwich, fries, and drink for n people. What is another way to write this expression

What is 10n. (Combine like terms)

300

Jacob bought granola bars at the store. The expression 6p + 5n gives the number of bars in p boxes of plain granola bars and n boxes of granola bars with nuts. What are the coefficients of the expression?

What is 6 and 5 (the number multiplied by a variable)

400

Jackets cost $15 and a set of decorative buttons cost $5. The delivery fee is $5 per order. The expression 15n + 5n + 5 gives the cost, in dollars, of buying jackets with buttons for n people. What is another way to write this expression?

What is 20n.

500

Scarves cost $12 and snowmen pins cost $2. Shipping is $3 per order. The expression 12n + 2n + 3 gives the cost, in dollars, of buying scarves with pins for n people. What is another way to write this expression?

What is 14n + 3

Random Feb Facts

100

Did the groundhog see his shadow this winter? 

What is yes-- we will have 6 more weeks of winter?

200

What are the names of the two presidents born in February? 

Who are Abe Lincoln and George Washington?

300

What federal holiday is celebrated every February? 

President's Day

400

These are a traditional Valentine gift?  

What are roses? 

500

Which kind of Valentine's candy is most popular in Maine? 

What are candy hearts