Expressions
What are like terms?
terms that have the same variable and same exponent
Evaluate 4x+24 when x=14
80
What property states you can add or multiply in any order?
Commutative
What does absolute value mean?
The distance a number is from zero
Also accept: no negatives
When measuring out flour while making cookie dough, which is the most appropriate unit of measurement?
a. gallons
b. cups
c. teaspoons
Write a numerical expression for each statement:
three times five decreased by 11
fourteen less than the quantity 7 plus 9
3(5)-11
(7+9)-14
Evaluate 9x2+4x – 11 when x=-2
17
Which property can be used to show that if 16=9+7 then 9+7=16
Symmetric
Evaluate |x+4| if x=-7
3
Jack wants to split two large pizzas with with 5 friends. If each pizza is cut into 8 pieces and everyone gets the same amount of pizza, how many full slices will each person get?
3
List the steps, in the correct order, used to simplify the problem:
(33−15)+20÷4
Simplify the power
Subtract
Divide
Add
Evaluate the expression (4a − 3b)3/(c + 5) when a=−2,b=−3, and c=3
Use a decimal if neccesary
0.125
Which property can be used to show that if 16=9+7 then 9+7=16
Symmetric
Evaluate -|x| if x=5
-5
To receive an A on an exam, a students must receive a percentage of 90 or greater. On a 25 question test, what is the minimum number of questions a student must get right to receive an A?
23
Write a algebraic expression for each statement:
the quantity of a number minus eleven, multiplied by five
the sum of a number and five less than eleven
5(n-11)
11-(n+5)
Evaluate 5[13 − (32 + 22)]
0
Simplify the expression
3(4x2-12x+8)
12x2-36x+24
Evaluate 2|-x + y| if x=-3 and y=6
18
Valerie has saved $800 to spend on her 7-day vacation. If she wants to budget her money to where she spends the same amount each day of her vacation, to the nearest dollar, what amount should she budget for each day?
$114
Write algebraic expression that represents five times the quantity x increased by seven, minus four cubed
5(x+7)-43
An art museum costs $3.15 per teacher and $1.40 per student to for a field trip. A play costs $4.49 per teacher and $2.29 per student for a field trip. What is the cost for 12 teachers and 320 students to go see a play?
$786.68
Simplify the expression
(5x2+3x-7)-(x-12)
5x2+2x+5
Evaluate 42 + 2|4x – 9| when x= –2
50
Sam has a monthly mortgage of $800, a monthly car payment of $300, and other expenses that total $468 She makes a monthly income of $3231. Find Sam's debt-to-income ratio. Round to the nearest hundredth.
0.49