Translating English to Math
The difference between 5 and 3.
5 - 3
4 + 3(7)
4+21 = 25
Evaluate.
3(x-4) when x = 7
3(7-4)
3(3) = 9
What is Plattsburgh High School's mascot?
The Hornets! :)
What groups does the number 0 belong to? (Real, Irrational, etc.)
Real (R), Rational (Q), Integers (Z), and
Whole Numbers (W)
Who is your Algebra teacher?
Ms. Bruno :)
-9 - |-4| - 7
-9 - |-4| - 7
-9 - 4 - 7
-20
DAILY DOUBLE!!! (worth x2 points!)
Solve the following and graph it on a number line.
-3(x+1) < 9
-3(x+1) < 9
-3x -3 < 9
-3x < 12
x > -4
5 + (-5) = 0
Which property does this demonstrate?
Inverse Property
Nico left the movie theater and drove
south at an average speed of 21 km/h.
Sometime later Will left driving in the
same direction but at an average speed of
28 km/h. After driving for three hours
Will caught up with Nico. Find the
number of hours Nico drove before
Adam caught up. (Set up a proportion)
speed/time
21/3 = 28/x
x= 4 hours
The quotient of eighteen to six. (Bonus points if you solve it)
18/6 = 3
-4(2+x) = 16
-4(2+x) = 16
-8 - 4x = 16
-4x = 24
x = -6
Substitute 5 for x.
-x3
-x3
-(5)3
-5 * -5 * -5
= -125
Which property demonstrates the following?
4x2 + 12x = 4x(x + 3)
Distributive Property
What categories does the square root of 45 fall into?
Real Numbers and Irrational
One third of a number less than 4.
x-4 / 3
Who is performing this year's super bowl halftime show?
Kendrick Lamar
Evaluate the following when x = 0, y=3.
6x + y - 15
6x + y - 15
6(0) + 3 -15
= -12
Which property is demonstrated below?
2x + (4 + 9x +y) = (2x + 4 +9x) + y
Associative Property
Combine like terms:
x2 + 6x -3x2 + 4x + 7
-2x2 + 10x + 7
If x represents a number, write an expression for the product of x and 5 increased by 9 squared.
5x + 92
6(3)2 - 52
6(3)2 - 52
6(9) - 25
54 - 25
= 29
Substitute -2 for x and evaluate the following.
(3x)2
(3x)2
(3(-2))2
32 * -22
9 * 4 = 36
3x + 9 + 0 + x = 3x + 0 + x + 9
Communicative Property
At Kinney Drugs, they sell six packs of Pepsi. How many total individual Pepsi's are there if Sophie buys 10 packs?
10 x 6
= 60 pepsis