Unit 3 Test - Foundations of Math 1

y + 6 = 20

• y = 22

• y = 13

• y = 14

• y = 16

Tags

CCSS.6.EE.B.7

x - 10 = 12

• 22
• -22
• 2
• -2

Tags

CCSS.6.EE.B.7

Solve the equation:
-5x = 25

• x = 20
• x = -20
• x = -5
• x = 5

Tags

CCSS.6.EE.B.7

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Tags

CCSS.6.EE.B.7

-3a + 8 = 14

• a= -2
• a= -7.5
• a= 2
• a= 6

Tags

CCSS.7.EE.B.4A

Solve the equation:
3(x - 1) = 2x + 9

• x = 12
• no solution
• x = 10
• x = 6

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Describe the solution set:
2(x + 5) = 2x + 5

• one solution
• no solution
• infinitely many solutions
• two solutions

Tags

CCSS.8.EE.C.7A

Which step cannot be performed first when solving the equation
5 - 2(x - 7) = x + 1 + 3x

• Distributing -2 to (x - 7)
• Combining x and 3x
• Subtracting 1 from both sides
• 5 - 2

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Which of the equations has no solution?

• 2x + 1 = 5x - 3
• 2(x - 7) = 2x-14
• 3(2x+1) = 6x+1
• 15x - 30 = 0

Tags

CCSS.8.EE.C.7A

Which equation has a solution of x = 1

• 2x + 1 = 12
• 5x - 2 = 3
• x + 1 = x - 1
• 5 - x = 6

Tags

CCSS.6.EE.B.5