Writing Expressions
The price of grapes is $2.19 per pound. The price of bananas is $0.59 per pound. The price of pears is $1.49 per pound.
Write an expression to represent the total price of g pounds of grapes, b pounds of bananas, and p pounds of pears.
2.19g + 0.59b + 1.49p
3y + 5 + 4y + 3
7y + 8
Is 1.5 - 2t equivalent to 0.25(8 - 6t)
No
5(3x + 2)
15x + 10
(4x - 6) + (-7 + 8x)
12x - 13
Thomas bought 80 tickets for rides at an amusement park. Each ride cost 5 tickets, and Thomas has been on x rides so far. Write an expression to show the number of tickets that Thomas has left.
80 - 5x or
5(16 - x) or
-5x + 80
Combine like terms to make an equivalent expression for:
4x - 5y - 5x + 8y
-x + 3y
Which expression is equivalent to 1.52x?
A. 1 + 0.52
B. 1 + 0.52x
C. 1 - 0.52x
D. x + 0.52x
D. x + 0.52x
Factor the following expression using the GCF:
-7x - 14
-7(x + 2)
(2x + 4) - (5 - 3x)
5x - 1
The price of grapes is $2.19 per pound. The price of bananas is $0.59 per pound. The price of pears is $1.49 per pound.
What is the total cost for 3 pounds of grapes, 3 pounds of bananas, and 2 pounds of pears?
$11.32
2(10) + 2(x - 4)
12 + 2x
Write an expression is equivalent to 1/3(6 - 4x + 9).
5 - 1 1/3x
Factor the following expression using the GCF:
-12x - 18
-6(2x + 3)
20 - (2.5 + 1.25x)
17.5 - 1.25x
A rectangle has a width of (2.5x + 15) and a height of (3.6x - 5). Write an expression to represent the perimeter of the rectangle.
2(2.5x + 15) + 2(3.6x - 5)
or
12.2x + 20
-5x + 6(x + 10) - 2
x + 58
Is -3(t - 7 + 5t + 8) equivalent to -18t - 3?
Yes
10(-5x - 20x)
-250x
Which expression would be added to 2x + 6 to make it equivalent to the expression 4(x + 2)?
A.2x - 2
B.2x + 2
C.4x + 8
B. 2x + 2
The leader of a middle school band orders matching shorts and tops for all 20 band members. Each pair of shorts cost $15. Each top cost x dollars. Write an expression to represent the total cost for all 20 band members to receive shorts and a top.
20(15 + x)
-3/4(32 + 24e - 4f) + (-10)
-34 - 18e + 3f
The expression 24x - 12 represents the perimeter of a square. Write an expression that represents the length of each side of the square.
6x - 3
Factor the following expression:
x + x + w + w
2(x + w)
Subtract the expression 2x + 4 from the expression -2(x + 3).
-4x - 14