Plotting Linear Graphs

What is the y-intercept of the line graphed below?

• 3

• 4

• -3

• 4/3

Which ordered pair could represent a y-intercept on a graph?

• (6, 0)

• (0, 4)

• (-1, 3)

• (2, 0)

Find the slope.

• 3/2

• -3/2

• (-0,-3)

• none of the above

Tags

CCSS.8.EE.B.5

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2

Tags

CCSS.8.EE.B.5

In the equation, y = mx + b, the letter b is the ___________.

• y-intercept

• x-intercept

• slope

• rate of change

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Consider the equation:
y=-x+4
Identify the slope and y-intercept.

• m=4, b=-x

• m=-x, b=4

• m=1, b=4

• m=-1, b=4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What does "m" represent in y=mx+b?

• y-intercept

• slope

• macaroni

• x-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Which equation best represents the line on the graph?

• y= 1/2x

• y= -1/2x

• y = 2x

• y = -2x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

draw a line with zero gradient

What is the y-intercept?

• (5, 0)

• (-5, 0)

• (0, 5)

• (0, -5)