Factor That
3(–2x + 2)
-6x + 6
Combine like terms:
14m - 11 - 9m + 1
5m -10
How many terms does the following expression have?
4x + 3x2 - 5y + 9(4xy)
4 Terms
Add the expressions ...
(5x - 4) + (9x + 5)
14x + 1
Evaluate 4(y-5)
if y=9
16
Factor using GCF. -2x - 2
–2(x + 1) or 2(-x - 1)
Combine like terms:
25x - 27x + 9 + 5
-2x + 14
Double Jeopardy
Your Team Wins 200 points
Subtract the expressions ...
(10x - 2) - (-3x + 15)
13x + (-17)
Evaluate 5 + (t ⋅ n)
if t = 2 n = -4
-3
Factor using GCF.
20x - 36
–4(–5x + 9) or 4(5x - 9)
Combine like terms:
3r - 1 + 6x + 9r - 3x + 9
12r + 3x + 8
What expression can be used to determine the total cost of buying a pounds of almonds for $3.15 per pound and s pounds of sugar for $0.81 per pound?
3.15a + 0.81s
Add the expressions ...
(x - 1) + (-2x + 7)
-x + 6
Evaluate 7(x+3) if x = 6
63
-2(7x-13)-2
-14x+24
Double Jeopardy
Your Team Wins 400 points
Write an expression that represents the height of a tree that begins at 5 feet and increases by 3 feet per year. Let y represent the number of years.
5 + 3y
Subtract the expressions ...
(-4x - 9) - (1x + 6)
-5x -15
Evaluate 12b + 44 if b= 2
68
Simplify the expression.
-3(2x - 9 + 6y) - 27
-6x - 18y
Combine like terms:
12m - 19x - 3m + 19x + 12 - 18
9m - 6
A soccer team uses 5-gallon coolers to hold water during games and practices. Each cooler holds 640 fluid ounces. The team has small cups that each hold 6.25 fluid ounces and large cups that each hold 8.75 fluid ounces. Write an expression that the team can use to find the number of coolers needed to fill s small cups and g large cups. Explain how you wrote your expression.
(6.25s + 8.75g) / 640
Subtract the expressions ...
-8 - x - (-4 - 3x)
-4 + 2x or 2x - 4
Evaluate 16x + 2y - 4z if x = -2, y = 8, z = 1/2
-18