Identifying Slopes and Y-Intercepts

Find the slope and y - intercept

y = 1/2x - 1

• slope: 1/2 y-intercept: -1

• slope: 2 y-intercept: -1

• slope: 1/2x y-intercept: 1

• slope: 2 y-intercept: 5

Tags

CCSS.8.EE.B.5

What is the slope of the equation?

y = -2x - 1

• 2

• -2

• -2x

• -1

Tags

CCSS.8.EE.B.5

Find the slope of the line.

Hint: rise/run

• 1/2

• -1/2

• 2

• 0

Tags

CCSS.8.EE.B.5

Parallel Lines never intersect because...

• they have the same slopes. 

• they have the same y-intercept.

• they have different slopes.

• they have different y-intercepts. 

Tags

CCSS.8.EE.B.5

When the data in the table are graphed on a coordinate grid, the points all lie on the same line. The slope of the line is ​ ​ (a)   . The y-intercept is ​ ​ (b)   . The slope is ​ (c)   because as the x-values increase, the y-values ​ ​ (d)   .

• -7

• 17

• negative

• decreases

• 0

• increases

• -4

• positive

Tags

CCSS.8.EE.B.5

y = mx + b

a

b

c

d

slope

output

y-intercept

input

Tags

8.4C

What is the meaning of the y-intercept? (a)   What is the slope? ​ (b)   What does the slope mean? ​ (c)  

• Colby's initial deposit was $100.

• 5

• How much money he saves per year

• Colby started with $0

• Colby can only spend $100 dollars

• Colby has $100 dollars per year

• 100

• The amount of years it takes to save $50

• The amount he spends per year

Tags

CCSS.HSF.LE.B.5

When the data in the table are graphed on a coordinate grid, the points all lie on the same line. Select ONE correct answer in each box to complete the sentences. The slope of the line is ​ (a)   . The y-intercept is ​ (b)   . The slope is ​ (c)   because as the x-values increase, the y-values ​ (d)   .

• -7

• 17

• negative

• decrease

• 7

• positive

• increase

• -4

Tags

8.4C

The slope is ​ ​ (a)   , and the y-intercept is ​ ​ (b)   . The graph represents a ​ (c)   relationship.

• positive

• 0

• proportional

• negative

• non-proportional

• 1

• -1

• 20

Tags

CCSS.8.EE.B.5

Label the slope, y-intercept, and equation.

f

i

e

(-6,0)

1/2

(0,6)

4/8

(0,-6)

4/2