Equations and Inequalities Test Review

Solve the equation

12x - 15 = 3(2x + 3)

• x = 4

• x = -4

• x = 2

• x = -2

S = 3F - 24  Solve for F

• F = (S + 24)/3
• F = S/3 + 24
• F = 3S + 24
• F = 3(S + 24)

Tags

CCSS.HSA.CED.A.4

Solve: 5x + 34 = -2(-7x + 1)

• -4
• 9
• 4
• 36/19

|v + 8| − 5 = 2 

• {-1,-15}
• {-1,-5}
• {-15,15}
• No Solution

-|−2r − 1| = 11

• {-6,5}
• {5,-6}
• -6
• No Solution

Find the solution to the inequality:
 $42<4n\ +\ 6$  

•  $n<9$  

•  $n>9$  

•  $n<-9$  

•  $n>-9$  

Tags

CCSS.7.EE.B.4B

5∣ x ∣ - 8 = 2

• x = 5
  x = 2
• x = 2
  x = -2
• x = -5
  x = 10
• x = 18
  x =  -18

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.REI.A.1

−2|−2r − 4| = -12

• {5,-1}

• {-5,1}

• {-3}

• No Solution

3| −8x| + 8 = 80

• {-7/3, 7/3}
• {-3,3}
• {11/3,-11/3}
• No Solution

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

Solve for x
2 lx−4l+8=18

• x = 9 and x =-1
• x = 1 and x = -9
• x= 4 and x = -2
• No Solution

Tags

CCSS.7.EE.B.3