Algebra Midterm

Solve the equations:

3x + 2(4x - 4) = 3

• 4

• 3

• 2

• 1

4 + k/2 = -3

• 14

• -14

• 4

• -2

• Rational, Integer
• Whole, Integer, Rational 
• Irrational, Integer
• Irrational

Graph 2x + 4y = 4

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• 
• 
• 

-x + 2y = 3

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• 
• 
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∣ 2x + 9 ∣ = 15

• x = 3 

• x = 3
  x = -6

• x = 3
  x = -12

• x = 6
  x = -12

−2|−2r − 4| = -12

• {3,1}

• {-5,1}

• {-5,5}

• No Solution

Simplify by combining like terms:
4x² - 3x + 11 -2x

• 4x² - 5x + 11

• 11x + 11

• 16x² - 5x + 11

• 10x²

5x+5y+18

6x+6y+10

5x+2y+18

5x +6y+10

• 5x+5y+18

• 6x+6y+10

• 5x+2y+18

• 5x +6y+10

Rewrite the expression by combining like terms.
y² + 4xy + 4 x + 5y² – 2xy – 2x

• 3x² + 3xy + 6y

• 6y² + 2xy - 2x

• 7x² + 35x

• 3x² + 6y² + y