Quiz on Using the Slope Formula

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

• y - y₁ = m(x - x₁)

• Ax + By = C

• y = mx + b

What is the first step to make an equation in slope-y-intercept form when given a point and the slope using the point slope formula y – y₁ = m(x-x₁)?

• Put the slope and y intercept into the formula

• Put the slope and the point into the formula and simplify

• Use the distributive property

• add or subtract the constant on the y side

What is the first step to make an equation in slope-y-intercept form when given the point (2, 2) and a slope of 2 using the point slope formula y – y₁ = m(x-x₁)?

• y + 2 = 2(x + 2)

• y + 2 = 2(x - 2)

• y - 2 = 2(x + 2)

• y - 2 = 2(x - 2)

The line with the equation

y + 1 = -3(x - 5),

contains the point (5, -1)

and has a slope of _______.

• y+1= 3x-15

• y+1= -3x+15

• y+1= -3x+5

• y+1= -3x-5

What is the point slope form equation through the point (4, -8) with a slope of -2?

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

Through ( 1, 5 ) and m = 3

• y = 3x + 2

• y = 3x - 2

• y = 2x + 3

Which of the following is the equation of the line that has a slope of 3 and passes through the point ( - 1, 9 )?

• y = - 3x + 12

• y = 3x + 3

• y = 3x + 12

• y = 3x - 3

Tags

CCSS.8.EE.B.5

Write an equation of the line in slope-intercept form y = mx +b

•  y = 1.5x + 3

•  y = 2x + 5

Which topic do you feel the most challenge/ difficult after today lesson?

• USE a given graph to WRITE equations in slope intercept form

• USE slope formula to CALCULATE the slope.

• USE slope-point formula to write a linear equation.

• USE slope-intercept form to SOLVE real-life problem.

• FIND the y-intercept and slope of a linear line