writing expressions and equations from a context

Tammy made a deposit of d dollars in to her back account. Her old balance was $100, and her new balance is $280.

• d-100=280
• 280-d=100
• 100+d=280
• 280+d=100

Tags

CCSS.HSA.CED.A.3

The sum of 6 and x multiplied by 4 

• 4(x + 6)
• 6x + 4
• x +4
• 4x + 4

Tags

CCSS.6.EE.A.2A

Beth is 6 years younger than twice her brother's age.  How old is Beth?

• 6 - 2b
• 2b - 6
• 1/2b + 6
• b + 6

Tags

CCSS.6.EE.B.6

5.  After dropping 5ºF, the temperature was 37ºF.  Write a subtraction equation to show what the starting temperature was.

• d - 37 = 5
• d + 5 = 37
• d - 5 = 37
• d + 37 = 5

Tags

CCSS.HSA.CED.A.3

What is the difference between an expression and equation?

• Expressions have an equal sign and equations do not have an equal sign
• Expressions do not have an equal sign and equations do have an equal sign
• There is not a difference
• Expressions do not have variables and equations have variables

Tags

CCSS.6.EE.A.2B

How would you translate
x - 5 = 12 into words?

• x - 5 = 12
• The product of x and 5 is twelve
• x less than 5 is 12
• Five less than x is 12.

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

Translate this phrase into an algebraic expression.
24 more than Vivian's test score. 
Use d to represent Vivian's test score.

• 24x
• x - 24
• x + 24
• x/24

Tags

CCSS.6.EE.A.2A

Check all the following that could accurately represent this expression: 2 x - 3

• 3 less than twice a number

• a number doubled then decreased by 3

• twice a number less than 3

• The product of a 2 and a number minus three

Tags

CCSS.6.EE.A.2A

Which choice models this situation?
Robyn had some video games, then bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10
• v + 4 = 10
• 10/4 = v
• 4v = 10

Tags

CCSS.HSA.CED.A.3

Kris Bryant hit b baseballs yesterday. Today he hit 135 baseballs. Using b, write an expression for the sum of the number of baseballs he wrote in two days.

• $b+135=210$

• $b+135$

• $b\cdot135$

• $b\cdot135=b+135$