Writing Linear Functions

Write the equation of the graph in slope-intercept form.

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

Given the slope of 3/4 and a y-intercept of -2; write an equation of the line in slope-intercept form.

• y = -2x + 3/4
• y = -3/4 x - 2
• y = 3/4 x + 2
• y = -2x - 3/4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

The slope of a line is -2 and point on the graph is (-3, 3); write an equation of the line in point-slope form.

• y - 3 = -2 (x + 3)
• y - 3 = -2(x - 3)
• y + 3 = -2(x + 3)
• y + 3 = -2 (x - 3)

Given the point on the graph is (3, - 5) and the slope of the line is 1/3; write an equation of the line in point-slope form.

• y - 5 = 1/3(x - 3)
• y - 5 = 1/3(x + 3)
• y + 5 = 1/3(x - 3)
• y + 5 = 1/3(x + 3)

Given the slope of a line is -5 and a point on the graph is (2, 4); which equation is an equation of the line?

• y = -5x + 4
• y = -5x - 2
• y - 4 = -5(x - 2)
• y + 4 = -5(x - 2)

Given two points on the line as (-1, 3) and (3, 2); what is the first step to writing an equation of the line.

• Finding the y-intercept
• Finding the slope
• Finding the Explicit Formula
• Finding the Recursive Formula

Given the equation of a line as 2x + 4y = -16; what is the equation of the line in slope-intercept form?

• y = 1/2 x + 4
• y = -1/2 x + 4
• y = -1/2 x - 4
• y = 1/2 x - 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Given the equation of a line as 3x - y = 5; what is the equation of the line in slope-intercept form? 

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

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Identify the slope and y-intercept from the given equation: y + 5 = 1/2(x + 3)

• m = 1/2 & (5, 3)
• m = 1/2 & (-5, -3)
• m = -1/2 & (5, 3)
• m = -1/2 & (-5, -3)

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the following equation of a linear if f(2) is 8 and f(5) is 12?

• y - 8 = 4/3(x + 2)
• y + 8 = 3/4(x - 2)
• y - 12 = 4/3(x - 5)
• y + 12 = 3/4(x + 5)