Q4 Extra Credit

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 
• slope: 3/2   y-intercept:  (0,3) 
• slope:  4  y-intercept:  (0,3/2)
• slope: 1/5   y-intercept:  (0,5) 

Which graph represents the equation:

y = 2x + 2

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• 
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What is the equation of the line that passes through (-1, -7) and has a slope of 2?

• y = 2x - 5

• y = -2x - 5

• y = 2x - 1

• y = 2x - 7

What is the slope in the equation:  y - 4x = 3

• 3
• -4

• 4
• 12

What is the y - intercept in the equation:  -5x + 2y = -14

• -5

• 2

• -14

• -7

How many solutions will this system have? 

• No solution
• One Solution
• I Don't Know
• Infinitely Many Solutions

How many solutions will this system have? 

y = 3x - 6

2x + y = 10

• One solution

• No Solutions

• Infinitely Many Solutions

• One solution

• No Solutions

• Infinitely Many Solutions

Based on the format of the equations, which method would be BEST to use for solving the following system:

3x  - 3y = 33

6x - 3y = 57

• Graphing

• Substitution

• Elimination

Based on the format of the equations, which method would be BEST to use for solving the following system:

2x - 8y = 14

x = 4 + y

• Graphing

• Substitution

• Elimination