y = mx + b

Front

What does 'y = mx + b' represent?

Back

It represents the equation of a straight line in slope-intercept form, where 'm' is the slope and 'b' is the y-intercept.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the slope in the equation y = 2x + 3?

Back

The slope (m) is 2.

Tags

CCSS.8.EE.B.5

Front

What is the y-intercept in the equation y = 2x + 3?

Back

The y-intercept (b) is 3.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does 'm' stand for in the equation y = mx + b?

Back

It stands for the slope of the line.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does 'b' stand for in the equation y = mx + b?

Back

It stands for the y-intercept of the line.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

How do you find the slope from two points (x1, y1) and (x2, y2)?

Back

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

Tags

CCSS.8.EE.B.5

Front

What is the slope of the line represented by y = -x - 12?

Back

The slope is -1.

Tags

CCSS.8.EE.B.5

Front

What is the y-intercept of the line represented by y = 1/4x + 10?

Back

The y-intercept is 10.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

If the slope of a line is 3, what does this mean?

Back

For every 1 unit increase in x, y increases by 3 units.

Tags

CCSS.8.EE.B.5

Front

What is the general form of a linear equation?

Back

The general form is Ax + By + C = 0.