TEKS.MATH.8.9A

Christian had brochures printed for a new business venture. Christian originally ordered 4 boxes of black-and-white brochures and 3 boxes of color brochures, which cost a total of $134. After those ran out, Christian spent $120 on 3 boxes of black-and-white brochures and 3 boxes of color brochures. Which system represents this situation?

• x+y=134
  x+y=120
• 3x+3y=134
  4x+3y=120
• 4x+3y=134
  3x+3y=120
• 7xy=134
  6xy=120

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TEKS.MATH.8.9A

x -2y = -2
3x - 2y = 6

• (4,3)
• (-3,4)
• (-2,-3)
• (-3,-4)

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TEKS.MATH.8.9A

Are the following equations parallel or not? HINT: Solve the second equation for y so that it is in y=mx + b form. y = 2x - 5 and 4x + 2y = 10

• Yes, they are parallel
• No, they are not parallel

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TEKS.MATH.8.9A

What is the solution?

• (6, 3)
• (3, 6)
• (-6, 3)
• No solution

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TEKS.MATH.8.9A

Solve this system of equations by graphing. 
y = 1/2x + 2
y = -3x + 9

• (2,3)
• (-2,-3)
• (3, 2)
• (-3,2)

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TEKS.MATH.8.9A

Is (0,0) a solution to the system?

• Solution
• Not a solution

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TEKS.MATH.8.9A

WHAT IS THE CORRECT EQUATION TO FIND THE VALUE OF X?

• X=12
• 8X - 17 + 5X +19 = 180
• 8X - 17 = 5X +19
• X= -12

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TEKS.MATH.8.9A

What is the x intercept for the following equation ?
4x - 10y = 20

• x - int = 4    
  y-int = -10
• x-int = 5
  y-int = 2
• x - int = 5
  y int = -2
• x -int = 4
  y -int = -10

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TEKS.MATH.8.9A

-6x+5y=1
6x+4y=-10

• (1,-1)
• (0,-1)
• (1,1)
• (-1,-1)

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TEKS.MATH.8.9A

Solve using Elimination method.

-3x - 9y = 15

x +3y = - 5

• Infinitely Many Solutions

• No Solution

• (0,0)

• (15,0)

• (3,9)

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TEKS.MATH.8.9A