Solving for Slope and Y-Intercept in Algebra

What is the slope-intercept form of a line equation?

• y = mx + b

• y = m + bx

• y = b + mx

• y = x + mb

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

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

• Y-intercept

• Constant

• Slope

• X-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which of the following is NOT a method to find the slope and y-intercept?

• Using a graph

• Using given points

• Using the quadratic formula

• Using a table of values

Tags

CCSS.8.EE.B.5

Given points (3,5) and (5,8), what is the first step to find the slope?

• Graph the points

• Use the slope formula

• Substitute into y = mx + b

• Find the y-intercept

Tags

CCSS.8.EE.B.5

What is the slope formula?

• m = (x1 - x2) / (y1 - y2)

• m = (x2 - x1) / (y2 - y1)

• m = (y1 - y2) / (x1 - x2)

• m = (y2 - y1) / (x2 - x1)

Tags

CCSS.8.EE.B.5

What is the slope (m) of the line passing through points (3,5) and (5,8)?

• 1/2

• 3/2

• 2/3

• 2

Tags

CCSS.8.EE.B.5

After finding the slope, what is the next step to find the y-intercept?

• Use the distance formula

• Use the quadratic formula

• Substitute the slope and one point into y = mx + b

• Graph the points

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which point is used in the example to find the y-intercept?

• (1,2)

• (5,8)

• (3,5)

• (0,0)

What is the value of b when y = 5, m = 3/2, and x = 3?

• 3/2

• 1

• 2

• 1/2

Tags

CCSS.6.EE.C.9

What are the final steps to solve for the y-intercept?

• Add the slope to both sides

• Subtract the product of the slope and x-value from y

• Multiply both sides by the slope

• Divide both sides by the x-value

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3