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Solving Equations
Evaluate Algebraic Expressions (mostly)
Write Algebraic Expression
Identify Parts of Expressions and Combine Like Terms
Mixed Bag
100

 - 15 = 4a + 5

What is a = - 5

100

Evaluate 5(y -3) when y = - 2

you must SHOW ALL WORK

5(y - 3)

5((-2)-3)

5(-5)

-25

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.

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)
100

Factor: -18x + 48

What is - 6(3x - 8)

200

m/4 = -13

what is m = -52

200

Evaluate:  -7x + 12 + 2x when x = -3

What is 27

200
The length of a swimming pool is 5 feet shorter than twice the width. Let w represent the width. Write an expression that gives the length of the swimming pool.
What is 2w - 5.
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)
200

Alisa went to an amusement park. It cost her $7 just to enter. Then, it cost her an additional $2 per ride. Write an expression that can represent this situation if r is the number of rides Alisa went on.

What is 2r + 7

300

10 + 6e = 67

What is e = 9.5

300
The expression (p/20) x 4 gives the time in minutes that a person will have to wait to ride a roller coaster when there are p people in front of him or her. How long will Marly have to wait if there are 60 people in front of her?
What is 12 minutes
300
The price of a skateboard is $5 less than 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 - 5
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)
300

Write an expression to match: the sum of 5 and a variable, x, with a coefficient of 3

3x + 5

400

−10 = 10(k − 9)

what is k = 8

400

Simplify: 6 - 2(x + 4) + 3x

What is x - 2

400
Caleb bought jeans for $16 each. Let j represent the amount of jeans Caleb bought. He gave the cashier $80. Write an expression to represent the amount of change Caleb will receive. (assuming he doesn not spend more than he has)
What is 80 - 16j
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.
400

Write an algebraic expression to represent the perimeter of a triangle if one side length is 4x + 2, another is 3x, and the last side is 6 - x. Simplify your expression!

What is 6x + 8

500

−6 + x/4 = −5

what is x = 4

500
The formula P = 2 (l + w) gives the perimeter of a rectangle with length l and width w. What is the perimeter of a rectangular soccer field with a lenth of 120 yards and a width of 75 yards?
What is 390 yards.
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

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
500

5/4x = 24.75

What is x = 11

(Use the reciprocal!)