Writing Expressions
Evaluating Expressions
Simplifying Expressions
Combine Like Terms
Properties
100
Write an expression that represents the weight of an object that weighs 15 pounds and decreases by 0.5 pounds per month m
15 - 0.5m
100
5d + 8 when d = 3
23
100
5a + 2b -3a +8b
2a + 10b
100
-5x + 2y - 2x
-7x + 2y
OR
2y - 7x
100
Use the Distributive Property to simplify this expression:
5(y + 2)
5y + 10
200
Write an expression for 5 times the quantity z plus 6
5z + 6
200
4.2x + 5.6y when x = 3 and y = 7
51.8
200
15a - 22b - 16a + 10b - 30c
-a -12b -30c
OR
-a + (-12b) + (-30c)
200
1/3x +(2/6x-1/2y)
2/3x - 1/2y
200
Use the Associative Property to write an equivalent expression:
(x + 12y) -3
x + (12y -3)
300
Write an expression that can be used to determine the total weight of A apples that weighs 70 grams each and B blueberries that weigh 30 grams each
0.70A + 0.30B
300
1/4x + 2/3y when x = 8 and y = 21
16
300
-6 + (-2d) + (-4d) + 3d
-6 - 3d
OR
-6 + (-3d)
300
5/8m + 9 - 3/8m -15
1/4m - 6
300
Use the Distributive Property to solve: 3.5(-3n + 4)
-10.5n + 14
400
Amanda bought g gallons of paint for $16.55 per gallon and t pints of paint thinner for $5.97 per pint
Write an expression to determine the total amount Amanda spent
16.55g + 5.97t
400
The cost to buy p pounds of potatoes at $0.32 per pound and n pounds of onions at $0.48 per pound can be determined by using the expression 0.32p + 0.48n. How much will it cost to buy 4.5 pounds of potatoes and 2.5 pounds of onions?
$2.64
400
-3/5(-8 + 5/9x -3)
33/5 - 1/3x
400
-8w + (-4z) + 2 + 6w + 9z - 7
-2w + 5z -5
400
3/5(1/5x + 2 - 1/3y)
3/25x + 6/5 -1/5y
500
Haddie makes and sells knit scarves. Next week she will pay a $25 fee for the use of a booth at a craft fair. She will charge $12 for each scarf she sells at the fair. Write an expression to determine Haddie’s profit for selling x scarves after paying the fee for the use of the booth
12x - 25
500
The cost to rent a bicycle is $18.50 per hour and the cost to rent a jetski is $32.80 per hour. Use the expression 18.50b + 32.80j to determine how much it would cost to rent a bicycle for 3 ½ hours and a jetski for 1 ¾ hours
$122.15
500
Last week Jean ran 2 fewer than 4m miles. This week she ran 0.5 miles more than last week. Write and simplify an expression for the total number of miles Jean ran in the two weeks.
8m - 3.5
500
18x2 + 4 - (-3x) + 10x2 -10
28x2 + 3x -6
500
A family farm plans to add a blueberry patch to the end of their apple orchard. What is the total area of land that will be covered by the blueberry patch and apple orchard?
1.5 b + 3.75