44
256
14y + 3 - 5y
9y + 3
5x + 5 ∙ 4 = 5(x + 4)
Distributive Property - Multiply outside to everything inside
7(c + a) if c=2 and a=3
35
Write the algebraic expression.
the quotient of w and x
Quotient = Division
w / x
3z + 9 + 2z
How many terms are in the expression above?
3 terms
35-2x32
17
12 + 4(x + 6)
12 + 4x + 24
4x + 36
7 + (c + 4) = (7 + c) + 4
Associative Property - Grouping Changes
4x2 if x=3
36
Jeremiah has 36 balloons. He split the balloons evenly among his friends. White an expression that shows how many balloons each friend (f) gets.
Splits evenly = Divide
36 / f
3z + 9 + 2z
What is the Constant in the expression above?
9
(1/4)2
1/16
2(4c + 7)
8c + 14
(use distributive property)
7 ∙ 1 = 7
Identity Property - Do "math" but the number stays the same
4x - 10 if x=8
22
Simrat bought pizza slices for students in his class. Each slice at a stand costs $3. Make a take that shows the cost for pizza slices.
10z + 4
What is the coefficient in the expression above?
10
[3(2+4)-5]+52
38
3x + 5(x + 4)
3x + 5x + 20
8x + 20
8 + 0 = 8
Identity Property - Do "math" but the number stays the same
8ab if a=3 and b=1
24
You purchase a new Xbox Series X for $700 and a Gold Membership for Xbox Live for $10 a month. If you purchase a monthly membership for m months, how much will you spend all together?
$700 + $10m
Double Jeopardy! How much will you spend after 12 months?
3p + 3 + 2p
What is the variable in the expression above?
p
What does PEMDAS stand for?
Parentheses, Exponents, Multiplication/Division, Addition/Subtraction
Which two expressions are equivalent?
A) 5z + 8 + 3z + 4
B) 4(2z +2)
C) 4z + 4(z + 3)
A & C
12 ∙ b = b ∙ 12
Commutative Property - order of the numbers changes
5z + 6 + 2z + 3 if z=2
7z + 9
7(2) + 9 = 23
How much would it cost to buy 15 hot dogs?
$2h
$2(15 hotdogs) = $30
Double Jeopardy!!!
What do the words Difference, Less, Spend, and Donate all have in common?
They all mean to subtract