5.1 Review: Writing Linear Functions

Find the slope and y-intercept of the two points to formulate an equation in slope-intercept form. 

(2,6)    (4,10)

• y-6 = 2(x-2)

• y-10=2(x-4)

• y=2x +2

• y = 2x -2

Write the slope-intercept form of the equation of the line through the given point with the given slope.

through: (−1, 1), slope = 1

• y = x + 2

• y = x-1

• y= x +1

• y= x-2

Write the slope-intercept form of the equation of each line given the slope and y-intercept. 

m = 2/3, b= -3

• y = -3/2x -3

• y= 2/3x -3

• y = -3x +2/3

• y-0 = 2/3(x+3)

Write the slope-intercept form of the equation of the line given the slope and y-intercept.

• y=4x+2

• y= 2 x +4

• y=1/2 x +4

• y= -2x +4

Write the slope-intercept form of the equation of the line.

• y= 2x+2

• y=-2/4x+2

• y=1/2 x+2

• y= 2/4 x -2

Write the slope-intercept form of the equation of the line given the slope and y-intercept.

• y-4= 2(x-4)

• y-4 = 1(x-1)

• y= 1x+4

• y=4x+4

Find the slope and y-intercept of the two points to formulate an equation in slope-intercept form.

(8, 4), (−4, −5)

• y = 4/3 x +4

• y= 3/4x +4

• y = 3/4 x -2

• y = 3/4 x +2

Find the slope and y-intercept of the two points to formulate an equation in slope-intercept form.

(20, 14), (12, 15)

• y = 2/5 x +6

• y= 2/5 x + 7

• y= -2/5 x +22

• y = -2/5 x +8

Write the slope-intercept form of the equation of the line through the given point with the given slope.

through: (−6, 4), slope = 2

• y = 2x -8

• y= -1/2 x +1

• y= -1/2x -8

• y= 2x +16

Write the slope-intercept form of the equation of the line through the given point with the given slope.

through: (−2, -2), slope = -2

• y= -2x -6

• y= -2x -8

• y = -2x -2

• y = -2x -4