Writing Equations from a Graph

Front

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

Back

Slope

Front

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

Back

Y-intercept

Front

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

Back

y = mx + b

Front

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

Back

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

Front

If a line has a slope of 3 and a y-intercept of 2, what is the equation of the line?

Back

y = 3x + 2

Front

What is the slope of the line represented by the equation y = -5x + 4?

Back

-5

Front

How do you convert the equation 2x + 3y = 6 into slope-intercept form?

Back

y = -2/3x + 2

Front

What is the slope of a horizontal line?

Back

0

Front

What is the slope of a vertical line?

Back

Undefined

Front

If the slope of a line is negative, what does that indicate about the line's direction?

Back

The line decreases from left to right.