Extra Credit Q2 - Algebra

Solve the system by substitution.
 
5x + 4y= −14
y =  −7x  −  15 

• (-2, -1)

• (1, -2)

• (-2, 1)

• (-1, -2)

Solve by elimination:
4x+9y=28
-4x-y=-28

• (-7,0)
• (6,0)
• (-6,0)
• (7,0)

Write the equation of a line PERPENDICULAR to the line y = 3x + 2 that passes through the point (9, -2)

• y = -1/3x - 5

• y = 3x-29

• y = 1/3x -5

• y = -1/3x +1

what is the slope of the following 12x - 6y = 30

• 2

• -2

• 12

• -12

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• 1

The graphs of linear functions f and g are shown on the grid. Which function is best represented by the graph of g?

Use the graphs of f and g to describe the transformation from the graph of f to the graph of g.

• Graph g is a reflection.

• Graph g translated down 2 units.

• Graph g is steeper.

• Graph g is less steep.

Solve:
4(2a + 3) < 3(a - 1)

• a<-3
• a>-3
• a<3
• a>3

Solve the system of inequalities by graphing.

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