Unit 7 Review

What does 'b" represent in y=mx+b

• y-intercept

• banana

• nothing

• slope

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

• 2
• 3
• 5
• Cannot be Determined 

How would you write the equation with a slope of 2/3 and a y-intercept of -3

• y=3/2x+3
• y=2/3-3
• y=2/3x-3
• y=2/3x+3

Write equation of the line containing (0,-3) and (4,1)

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

Write equation of the line containing (0,5) and (2,-1)

• y = -2x + 5
• y = -3x +5
• y = 2x + 5
• y = 3x + 5

Find the y-intercept.

• 2
• -2
• -5
• 5

Which of these represents point-slope form of a linear equation?

• y - y₁ = m(x - x₁)
• Ax + By = C
• y = mx + b

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

• y +7 = -1/4(x - 4)
• y - 4 = -1/4(x + 7)
• y+ 7 = 4(x - 4)
• y - 7 = -1/4(x - 4)

Write the equation of the line with slope -2 through the point (7, −1).

• y = −2x + 15

• y = −2x − 15

• y = −2x + 13

• y = −2x − 13

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5
• y=1/5x+5
• y=15x+5
• y=10x+5