Algebra Writing Linear Functions

Solve the following system of equations by graphing:

y = 11x - 6 and y = -6x + 11

• (-1,5)

• (1,7)

• (5, 1)

• (1,5)

Solve by substitution: y = x + 1 and 8x - 4y = 0

• (1,2)

• (0, 1)

• (2, 1)

• ( -1,0)

The graph of 3x + 5y = 15 has an x-intercept of:

• (0, 5)

• (3, 0)

• (0, 3)

• (5, 0)

Solve the following system by graphing.  What is the solution?

• (-4, 2)
• (4, 2)
• (2, -4)
• (2, 4)

^{What is the solution?} 

• 1
• -2
• (1, 2)
• (1, -1)

Solve the following system by graphing.  What is the solution?

• (-2, -4)
• (2, -4)
• (-2, 4)
• (2, 4)

In the equation y=mx+b, what does the m represent?

• slope
• y-intercept
• linear
• point-slope

Find the slope of the line that passes through (10, -8) and (1, 12).

• 20/9
• -20/9
• 4/9
• 9/4

What is the slope in the equation y=2x + 3?

• 2
• 3
• 5
• Cannot be Determined 

Write the equation for the line in slope-intercept form.

• y= -1x+3
• y= 4x+3
• y=1/4x+3
• y= -4x+3