Solving Equations
Solving Inequalities
Direct and Inverse Variation
Evaluating Expressions
Writing Equations and Finding Slope
100
Solve the following equation: 2(x + 1) = 8
x = 3
100
Solve: 2(x + 5) > -10
x > -10
100
Is this a direct variation equation? 2y = 6x + 3
y = 3x + 1.5 NOT DIRECT
100
Simplify: 6 -(3^2 - 4)
1
100
Find the slope of the given equation: y = 10x - 1
m = 10
200
Solve the following equation: 2x - 5 = -7x + 40
x = 5
200
Solve: 6x - 7 - 3x > -7 + 8x
x < 0
200
Do these points form an inverse variation? (5,6) (10,3) (-1,-30)
k = 30 YES IT IS INVERSE
200
What is the cubed root of 1000?
10
200
Write an equation in slope intercept form when m=3 and b=-2
y=3x - 2
300
Solve the following equation: -3(a - 1) = 2(a + 1.5)
a = 0
300
Solve: 3x + 1 > 4x + 7
x < 6
300
Is this Direct or Inverse Variation? xy = 10
y = 10/x INVERSE
300
Evaluate for x=-3 x^2 + 3
12
300
Find the slope of the line that goes through the points (1,6) and (1,9)
Slope is undefined
400
Solve the following equation: 5x - (x + 2) = 3x + 5
x = 7
400
Solve: 8 < 4(7x + 3)
x > -1/7
400
These points vary directly. What is the constant? (9, 18) (6, 12) (10, 20)
k = 2
400
Evaluate for y=5, z=-2 3yz + 6z
-42
400
Find the slope and y-intercept of the line with the following equation: -5x - y = 10
m = -5 b = -10
500
Solve the following equation: -2(4m + 1) - 6(m+3) = -22
m = 1/7
500
Solve: 6x + 2 < 2x + 6
x < 1
500
Describe in words what the graph of a Direct Variation looks like.
Through the origin, straight line
500
Evaluate for t=2, r=-6 -4(t + 7) - r
-30
500
Write the equation of a line that is horizontal and goes through the point (0,7)
y = 7
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