Algebra 1 Semester 2 Exam Review

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

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

Solve the equation:
3x - x + 2 = 4(2x - 1)

• infinite solutions
• x = 1
• x = -1
• no solution

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

Solve the equation:
3x - x + 4 = 4(2x +1)

• no solution
• infinite solutions
• x = 6
• x = 0

Tags

CCSS.8.EE.C.7A

Solve:
3(3x - 6) = 18

• x = 4
• x = -4
• no solution
• infinite solutions

Tags

CCSS.7.EE.B.4A

• Combine 7 + 5

• Combine -42k + 7

• Combine -7 + 5

• Combine -42k + 5

Tags

CCSS.7.EE.B.4A

• Add 12 to both sides

• Subtract 12 to both sides

• Add -42 to both sides

• Subtract -42 to both sides

Tags

CCSS.HSA.REI.A.1

What inequality is graphed? 

• x > 2 and x ≤ -3
• x > 2 and x < -3
• x > 2 or x ≤ -3
• x > 2 or x < -3

What inequality is graphed?

• x > 2 and x < 4

• 2 ≤ x ≤ 4

• x > 2 or x < 4

• x ≥ 2 or x ≤ 4

Solve and give the final solution set:

-4x + 1 ≤ 21 and 5x + 2 < 22

• All real numbers

• x ≥ -5 or x < 4

• No Solution

• x ≥ -5 and x < 4