Foundations of Algebra Semester Exam

What is the simplified form of this expression?
4(8n)

• 12n

• 32n

Tags

CCSS.7.EE.A.1

What is the simplified form of this expression?
(3 + 5b) + 7

• 8b + 7

• 10 + 5b

Tags

CCSS.7.EE.A.1

What is the simplified form of this expression?
8xy/2x

• 4xy

• 4x

• 4y

Given the equation y = 3x - 5, what is the y intercept?

(a)  

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope of the line perpendicular to the line shown?

• 2/3

• -3/4

• -3/2

• -4/3

Tags

CCSS.8.EE.B.6

Two times a number added to another number is 25. Three times the first number minus the other number is 20.

• 2x + y = 25

  3x - 2y = 20

• 2x + y = 20

  3x - y = 25

• 2x + 25 = y

  3x - 2y = 20

• 2x + y = 25

  3x - y = 20

Tags

CCSS.HSA.CED.A.3

The table shows vaules of x and y. Which equation describes the relationship between the values of x and y?

• y=2x

• y=5x

• y=x+8

• y=x-8

Tags

CCSS.6.EE.C.9

What is the x-intercept and the y-intercept of the line 2x - 5y = 20 ?

• x-intercept: ( 10, 0 )

  y-intercept: ( 0, 4 )

• x-intercept: ( 0, 10 )

  y-intercept: ( 4, 0 )

• x-intercept: ( -4, 0 )

  y-intercept: ( 0, 10 )

• x-intercept: ( 10, 0 )

  y-intercept: ( 0, -4 )

Given the equation y = 3x - 5, what is the slope?

(a)  

Tags

CCSS.8.EE.B.5

What is the equation of the line shown in the graph?

• y=x-1

• y=x+1

• y=x+3

• y=x-3