Solving Equations
Solve for x: 3 - x = -8
x=11
Simplify: 6/3(1+2)
6
What is the formula for slope-intercept form?
y=mx+b
What variable represents slope?
m
Is the following a function? (4,5) (-4,3) (3,-4) (0,3)
Yes
Solve for x: 4x=24
x=6
Simplify: 8/2(2+2)
16
What does the b represent in y=mx+b?
y-intercept
Find the slope: y=-5x+1
slope = -5
Is Image A a function?
No
Solve for x: x/3 = 3
x=9
Simplify: 3x - x + 8
2x+8
Graph the point (0,-4) on Image B
Drawn on board
What is the slope of the line In Image F?
3/4
What values represent the domain? The range?
domain = x and range = y
Solve for x: 2x-7 = 21
x = 14
Distribute: -11(x-1)
-11x + 11
(Both must be correct to get points)
Drawn on board
What is the slope: (3, -2) (-4, 0)
-2/7
What is the domain of the graph on Image C?
All real numbers
Solve for x: 1/2x + 1 = 7
x = 12
Solve for x: 8(2x - 5) = -24
x = 1
Graph the line y=2/3x-4 on Image E
Drawn on board
What are the 4 types of slope?
Positive, Negative, Zero, Undefined
What is the range of the graph on Image D?
All real numbers between -4 and 4