9/22 Homework: Modeling With Expressions

How many terms are in the expression
3x + 2y + z

• 5
• 2
• 4
• 3

Tags

CCSS.6.EE.A.2B

How many terms are in the expression
3a + 2b + c + 100

• 3
• 4
• 5
• 6

Tags

CCSS.6.EE.A.2B

Identify the factors in the following expression:

5 + 6a + 11b

(a)  

Write an expression showing the total cost for the following:

Erin is buying produce at a store. She buys c cucumbers for $1 and a apples for $1.50

• 1c + 1.50a

• 1 + 1.50

• 1a + 1.50c

Identify the coefficients in the following expression:

8x + (-20y) -10

(a)  

Samantha has 3 more than 4 times as many books as Deanna. If Deanna has d books, how many books does Samantha have?

• 3d + 4

• 3d - 4

• 4d + 3

• 4d - 3

Which is an algebraic expression for "six less than k".

• 6/k
• k/6
• 6 - k
• k - 6

Tags

CCSS.6.EE.A.2A

Sally is selling bracelets for $5 and necklaces for $10.  If the equation below represents her total revenue (R), what the is the meaning of '10y'?
R = 5x + 10y

• Number of bracelets sold
• Number of necklaces sold
• Money earned from bracelets
• Money earned from necklaces

Tags

CCSS.HSF.LE.B.5

Paul is making money during the summer by selling lemonade.  He buys all of the supplies for $20 and sells each cup for $0.50.  What does the expression below represent?
0.50x - 20 

• Number of cups of lemonade sold
• Total money from cups of lemonade sold
• Total profit made from lemonade
• Money spent on supplies

Tags

CCSS.HSA-SSE.A.1A