Negative Notions
What is 1-4
-3
Simplify 3-1-4+6
4
Is the following expression algebraic or nah: 3+2
What is the variable?
Nah
no variable
Evaluate the following expression when y=1:
3(y+3) - 23
4
The price of a visit to the dentist is calculated according to the formula 50+100n, where n is the number of cavities the dentist finds.
On your last visit to the dentist, 2 cavities were found.
What was the cost of your visit?
250
What is -2 x 4?
-8
Evaluate 3 x 4 + 2 / 2
13
Is the following expression algebraic or nah: 3p
What is the variable?
Algebraic
p
Evaluate the following expression when m=4:
6m / 2 - 2 +6
16
The expression 12g, gives the number of miles a car can travel using g gallons of gasoline.
How far can this car travel on 5.5 gallons of gasoline?
66 miles
-2
Simplify 22 + 3 x 2
10
Is the following expression algebraic or nah:
3 x 2 - a
What is the variable?
algebraic
a
Evaluate the following expression when q=2:
(5q +5) / 6 + 1
6
If I have some number of hot dogs and I go out and buy 17 more, what is an expression that represents how many total hot dogs I have?
h + 17 (you can use any variable you want)
What is -5 x -3?
15
Evaluate (2+3) x 4 - 12 / 4
17
Is the following expression algebraic or nah:
9 / 3 x 4 - 2 + 5 x 3
What is the variable?
nah
no variable
Evaluate the following expression when n=10:
(9-n) x (8-n)
2
If a plane can travel 20 miles for every gallon of gas, what is an expression that represents how many total miles the plane can travel?
20g (you can use any variable)
What is -4+-8
-12
Evaluate (3 x 2 - 2) + 32
13
Is the following expression algebraic or nah:
3y + 7 x 2 + (6-y) x 3
What is the variable?
Algebraic
y
Evaluate the following expression when t=3:
(4t-8)2 + 3 x 5
31
If it costs $23 dollars to get into a sports game and it costs $30 dollars for each t-shirt you buy, what is an expression that represents the total amount of money spent at the game?
23 + 30s (you can use any variable)