Writing the equation of a straight line

Front

What variable in the equation y = mx + b represents the y-intercept?

Back

b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

In slope-intercept form, what does the b represent in the equation y = mx + b?

Back

y-intercept

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

Write the equation of a line in slope-intercept form given m = 1/2 and b = 6.

Back

y = 1/2x + 6

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

Find the y-intercept (set x = 0) for the equation 4x - 3y = -12.

Back

4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

Write the equation -2y + 7x = 9 in slope-intercept form.

Back

y = (7/2)x - 9/2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the slope in the equation y = mx + b?

Back

m

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

m = (y2 - y1) / (x2 - x1)

Tags

CCSS.8.EE.B.5

Front

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

Back

y = mx + b

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does the slope (m) indicate about a line?

Back

The steepness and direction of the line.

Tags

CCSS.8.EE.B.5

Front

If a line has a slope of 0, what does that indicate about the line?

Back

The line is horizontal.

Tags

CCSS.8.EE.B.5