Vocabulary
Numbers with only two factors are __________.
What is composite?
Factor the expressions using the GCF
16 + 48
Four times a number decreased by seven.
4x-7
Evaluate when 8(x + 5) when x= 10
120
Turner is planting 30 bushes and 40 trees in rows. If he wants all the rows to be exactly the same, with no plants left over, what is the greatest number of rows Turner can plant?
10 rows
Terms without variables.
What are constants?
Factor the expression using the GCF 63 - 45
9 (7-5)
Twice a number subtracted from fifteen.
15 - 2x
Evaluate 5x + 2y - x when x = 4, and y = 5
26
Devin has two pieces of twine, one 48 feet long and the other 32 feet long. If he wants to cut them up to produce many pieces of twine that are all of the same length, with no twine left over, what is the greatest length, in feet, that he can make them?
16 feet
The name for the number being multiplied by the variable in a term.
What is the Coefficient?
Factor out the expressions 24x + 6x
6x(4 + 1)
Half of three times my sister's age
3x/2 or 1/2 (3x)
Evaluate y2 +4 (y-6) when y = 11
What is 141
Mitchell has 48 math books and 40 science books. If he wants to distribute them evenly among some bookshelves so that each bookshelf has the same combination of math and science books, with no books left over, what is the greatest number of bookshelves Mitchell can use?
8 bookshelves
In 6 (2 +3) The 6 represents ________.
What is the GCF or Greatest Common Factor?
Use the distributive property to expand the expression 9 (x + y)
9x + 9y
The annual membership fee of $40 added to the $12 for x classes.
12x + 40
Evaluate 6x2 + y2 - y when x=5 and y=6
108
Nathan is buying flower bulbs for his garden. He wants to buy the same number of tulips and daffodils. If tulip bulbs come in packs of 8 and daffodil bulbs come in packs of 5, what is the least number of each type of bulb Nathan will need to buy?
40 bulbs
The one thing that an Algebraic Expression has that a Numerical Expression does not have.
What is a variable?
Factor out the common factor 49x - 42xy
7x(7-6y)
An expression for x notebooks at $1.65 each, three folders at $0.45 each, and y pencils at $0.15 each.
1.65x + 3(0.45) + 0.15y
or
1.65x + 1.35 + 0.15y
Evaluate the expression 3x2 + xy -12 when x=3 and y=7
36
Farid's Blossoms sells roses in groups of 6. Across town, Kylie's Blooms sells roses in groups of 12. If a customer wants to buy the same number of roses from both vendors, what is the smallest number of roses the customer will have to buy from each vendor?
12 roses