Linear Equations
What is the slope-intercept equation?
y = mx + b
What is the slope of the equation y = -2x + 4?
m = -2
Graph the linear equation:
y = -2x + 5
What is the equation, in slope-intercept form, if the slope is 2 and the y-intercept is -5.
y = 2x - 5
Determine if the table shows a linear relationship? If so, what is the rate of change?
Yes, it is linear.
The rate of change is 1/5.
What is the formula for slope?
What is the slope of this graph? (Miss Buchanan will display it separately)
m = -3/1
What are the x and y intercepts ( as ordered pairs) of the equation:
-12x + 6y = 36?
x-intercept: (-3,0)
y-intercept: (0,6)
What is the equation of a line, in point-slope form, if the slope is 3 and passes through the point (5,10)?
y - 10 = 3 ( x - 5)
x = -6
What is the equation for point-slope form?
y - y1 = m ( x - x1)
Find the slope of the line that passes through the points:
(-5, 4) and (1, -8)
-2
What is the slope and the y-intercept of the equation:
y = -1/2x + 12?
m = -1/2
y-intercept: (0,12)
What is the equation of the line, in slope-intercept form, if the slope is -1 and the y-intercept is -150?
y = -x - 150
What are the three primary colors?
Red, yellow, blue
What is the equation for standard form?
Ax + By = C
What is the slope of the equation y = -x + 4?
m = -1
What is the graph of the equation 4x + 8y = 40?
.
What is the equation of the line, in point-slope form, if the line passes through (12, 4) and (6, -2)?
y - 4 = 1 ( x - 12)
or
y + 2 = 1 ( x -6 )
What is the hottest planet in the solar system?
Venus
What is the form for a direct variation?
y = mx
What is the slope of the line that passes through the points (-2, -6) and (-5, -10)
m = 4/3
What is the graph of the equation -7x - 3x = 21?
.
What is the equation, in slope-intercept form, of this graph? (Miss Buchanan will display it separately)
y = 3/4x - 5
What are two instruments that Miss Buchanan plays?