Algebra

Convert the phrase into mathematical expression:

"the sum of a number and 13"

• x - 13

• x + 13

• 13x

• x/13

Tags

CCSS.6.EE.A.2A

Convert the phrase into mathematical expression:

"3 more than twice a number"

• 2x + 3

• 2(x+3)

• (3+2)x

• 3/2x

Tags

CCSS.6.EE.A.2A

Convert the phrase into mathematical expression:

"the difference between 23 and twice a number"

• 2x - 23

• (23 - 2)x

• 23 + 2x

• 23 - 2x

Tags

CCSS.6.EE.A.2A

The price of a book and two pens is x dollars.

If the pen costs $0.35 , what is the cost of a book?

• x + 0.35

• x + 0.70

• x - 0.70

• x - 0.35

Tags

CCSS.6.EE.B.7

To convert the temperature in Celcius [C] to Fahrenheit [F], we can use the formula:

F = 9C/5 + 32

What is the degree in Fahrenheit when it is 30 C?

• 56

• 86

• 88

• 68

Tags

CCSS.HSF.IF.A.2

• 0

• 2

• 4

• -5

Tags

CCSS.6.EE.A.2C

• 22x

• 21xx

• 21x²

• 22x²

Tags

CCSS.7.EE.A.1

4x + 3y - x =

• 4x + 2y

• 7xy

• 6xy

• 3x+3y

Tags

CCSS.7.EE.A.1

Tags

CCSS.6.EE.A.3

What is the perimeter of the rectangle:

• 2x + 7

• 4x + 14

• 2x + 14

• 4x + 7

Tags

CCSS.7.EE.A.1