RANDOM ?'s
Evaluate:
(-22 - 5 + 23) x 8 =
-32
What form of equations did we use for lines?
y = mx + b or slope intercept form.
State the slope of the following equation.
y=6x+1/2
6
Solve:
3x - 2 = -14
x = -4
Write an equation for a vertical line through the point (-3, 3)
x = -3
State the slope of the following equation.
y=-x+3
-1
When graphing linear equations, where do we begin?
Slope or y-intercept?
the y-intercept
Write an equation for a line with the following slope and points.
m = 2/3
Y intercept = -2
y = 2/3x - 2
State the y-intercept of the following equation.
y=2x-6
-6
State the slope in the following equation.
y=3x-5
3
What is the slope and y intercept for
y = -2x + 20
slope = -2 y intercept = 20
The amount y (in dollars) of money you have left after playing x games at a carnival is y = -0.75x + 10.
How much money do you have after playing 8 games?
y = -0.75(8) + 10 y = -6 + 10
y = 4 $4 dollars left