Exploring Standard Form of Linear Equations

The video tutorial covers different forms of linear equations, focusing on standard form. It reviews slope-intercept and point-slope forms before introducing standard form, highlighting its characteristics and how to find x and y intercepts. The tutorial demonstrates graphing using intercepts and converting standard form to slope-intercept form. It concludes with a discussion on equivalent equations, emphasizing the importance of intercepts and slopes in determining equivalence.

What is the general form of the slope-intercept equation?

• x = my + b

• y - y1 = m(x - x1)

• y = mx + b

• ax + by = c

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

In the point-slope form equation, what does 'm' represent?

• The x-intercept

• The y-intercept

• The slope

• A point on the line

What is the standard form of a linear equation?

• x = my + b

• y = mx + b

• y - y1 = m(x - x1)

• ax + by = c

In the standard form of a linear equation, which of the following is true?

• X and Y are on opposite sides

• It is used to find the slope directly

• Fractions and decimals are allowed

• X and Y are on the same side

How do you find the x-intercept of the equation 3x + 4y = 8?

• Set x to 0 and solve for y

• Set y to 0 and solve for x

• Set both x and y to 0

• Set x to 1 and solve for y

What is the y-intercept of the equation 3x + 4y = 8?

• (8/3, 0)

• (0, 8/3)

• (2, 0)

• (0, 2)

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

When graphing using x and y intercepts, what is the first step?

• Find the slope

• Plot the y-intercept

• Draw the line directly

• Find the x and y intercepts

Tags

CCSS.HSF-IF.C.7A

What is the slope of the line if the change in y is 4 and the change in x is 2?

• 2

• -2

• -1/2

• 1/2

Tags

CCSS.8.EE.B.5

How can you determine if two equations are equivalent?

• They have the same variables

• They have the same constant term

• They have the same x and y intercepts

• They have the same coefficients

Tags

CCSS.8.EE.C.7A

If 2x - 3y = -6 is multiplied by -2, what should the new equation be to remain equivalent?

• -4x + 6y = -12

• 4x - 6y = -12

• -4x + 6y = 12

• 4x - 6y = 12

Tags

CCSS.8.EE.C.7A