Slope & Slope-Intercept

Front

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

Back

2

Front

Find the slope from the given points: (3,-1) (4,7)

Back

8

Front

Write an equation for a plumber who charges $50 for a house call plus $12 per hour for labor.

Back

y = 12x + 50

Front

Using the equation 1=8(-3)+b, what is the y intercept?

Back

25

Front

Slope is known as rise/______

Back

run

Front

What is the formula for slope?

Back

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

Front

What does the y-intercept represent in a linear equation?

Back

The y-intercept is the point where the line crosses the y-axis.

Front

In the slope-intercept form of a line, what does 'b' represent?

Back

'b' represents the y-intercept of the line.

Front

What is the slope of a line that is horizontal?

Back

The slope of a horizontal line is 0.

Front

What is the slope of a line that is vertical?

Back

The slope of a vertical line is undefined.