Exponents and PEMDAS
Translating Expressions
Writing Algebraic Expressions
Combining Like Terms
Find the value and vocabulary
Dependent vs.
Independent
Independent
Inequalities
Solving Equations
100
5²
What is 25
100
Write the expression to show triple a number increased by 4
3n + 4
100
There are 16 ounces in 1 pound. Write an expression that gives the number of ounces in pounds. Use p to represent pounds.
What is 16p.
100
7k+14-2k
What is 5k+14
100
Find the value when a=4 and b=5
3a+15-b=
What is 22
100
What is the dependent variable?
The amount of paper needed to wrap a gift and the size of the gift box.
The amount of paper DEPENDS on the size of the box.
100
Graph x < 3
Give 3 pieces of info:
1. What number is the dot on?
2. Is it an open or closed dot?
3. Does the arrow point to the left or to the right?
1. 3
2. Open
3. To the left.
100
3.5+b=6.1
2.6
200
4³
What is 64
200
Write an expression to show 8 more than b
What is b+8
200
The length of a swimming pool is 5 feet shorter than twice the width. Let w represent the width. Write an expression that gives the length of the swimming pool.
What is 2w - 5.
200
4+6x+4x+15
What is 10x+19
200
Find the value when a=10 and b=6
40-6b+5+a
What is 19
200
What is the independent variable?
The size of the gas tank and the amount of gas needed to fill the tank
The size of the tank is independent.
200
Write and graph the inequality for the scenario:
Her earnings were no more than $64.
4 answers needed -
1. Write the inequality
2. What number would the dot on the graph be on?
3. Is the dot open or closed?
4. Would the arrow point to the left or to the right?
e ≥ 64
200
4a = 24
a = 6
300
Which is a way to write 2 x 2 x 2 x 5 x 5 with exponents and two bases?
What is 2³x 5²
300
Write an expression to show five less than double a number is 20
what is 2n-5=20
300
The price of a skateboard is $5 less than 3 times the price of a pair of knee pads. Let k represent the price of the knee pads. Write an expression that gives the price of the skateboard.
What is 3k - 5
300
2n+2+n+7-5-2n
n+4
300
What word best describes the letters in this equation
4x-56/b
What are variables
300
What is the dependent variable?
The number of hours you study for the test and your grade.
Your grade DEPENDS on the amount of study time you put in.
300
In order to ride a roller coaster at the theme park, riders must be at least 52 inches tall.
Write an inequality to show the safe heights for riders.
x ≥ 52
300
t/30=6
180
400
Macy placed 2⁴ books onto 5 shelves. How many books did she place on the shelves in all?
What is 80 books.
400
Write two expressions to show the sum of 3 and N.
what is 3+n and n+3
400
Caleb bought jeans for $16 each. Let j represent the amount of jeans Caleb bought. He gave the cashier $80. Write an expression to represent the amount of change Caleb will receive (assuming he does not spend more than he has).
What is 80 - 16j
400
Jackets cost $15 and a set of decorative buttons cost $5. The delivery fee is $5 per order. The expression 15n + 5n + 5 gives the cost, in dollars, of buying jackets with buttons for n people. What is another way to write this expression?
What is 20n+5
400
Simplify the expression 5(4x+24-3y)+3(2x+1)
What is 26x-15y+123
400
What is the independent variable?
How much money earned and how much time spent working.
Time spent working is independent.
400
The speed limit on most state roads is 65 miles per hour.
Write an inequality to describe the legal speed on state roads.
x ≤ 65
400
j - 4.6=1.7
j= 6.3
500
Evaluate the expression. 4²+3(7-2)+4
What is 35.
500
Write as an expression. The quotient of m and 4 less than 42
What is 42-m/4
500
On Saturday, Austin planted 10 rows of tomato plants with x plants in each row. On Sunday, he planted 6 rows of pepper plants with x plants in each row. Write an expression that gives the total number of plants Austin planted this weekend.
What is 10x + 6x = 16x
500
Scarves cost $12 and snowmen pins cost $2. Shipping is $3 per order. The expression 12n + 2n + 3 gives the cost, in dollars, of buying scarves with pins for n people. What is another way to write this expression?
What is 14n + 3
500
Jacob bought granola bars at the store. The expression 6p + 5n + 20 gives the number of bars in p boxes of plain granola bars and n boxes of granola bars with nuts. What are the coefficients of the expression?
What are the 6 and 5 (the number multiplied by a variable)
500
What is the dependent variable?
The size of a room and how much paint is needed
The amount of paint DEPENDS on the size of the room.
500
Jess drew the graph below to represent the inequality 2 > x. James disagreed and said that dot should be open, but the arrow should point to the left because all values less than 2 would make the inequality true.
Who is correct? Explain.
James is correct. This inequality says 2 is greater than x. That means that x is less than 2. Any number less than 2 would be a solution to this inequation. The arrow should point towards the left because anything less than 2 makes it true.
500
h + 1 1/3 = 2 5/6
h = 1 1/2