Write the equation of a line parallel to y = 2x + 4 that passes through (0, 9)
y = 2x + 9
100
Solve the Linear System with Substitution or Elimination.
x+y=17
y=x+7
(5,12)
200
Would you shade above or below the following line?
2y < x + 5
below
200
Write in Slope Intercept Form y=mx+b.
-y = 8x
y= -8x
200
Solve |2x + 3| - 4 = 9
x = 5
x = -8
200
Given f(x) = -3/2 x + 5, find f(2).
2
200
Solve the Linear System with Substitution or Elimination.
2x-y=12
-5x-y=-33
(7,-2)
300
When is the line of an inequality solid? When is it dotted?
Solid: <=, >=
Dotted: <, >
300
Write in Slope Intercept Form y=mx+b.
3y = 15 - 6x
y=-2x+5
300
What is the vertex of y = |x + 3| - 5?
(-3, -5)
300
Given that y varies directly with x and y = 150 when x = 50, find y when x = 13.
39
300
Solve the Linear System with Substitution or Elimination.
2x-y=2
3x-2y=11
(8,-11)
400
How do you determine where to shade for the graph of an inequality?
Pick a test point and plug it in to the inequality. If it makes the inequality true, shade that side. If it makes the inequality false, shade the other side.
400
Write in Slope Intercept Form y=mx+b.
2x - 5y = -6
y=2/5x + 6/5
400
Describe the transformations that take f(x) to g(x).
f(x) = |x|
g(x) = 2|x - 1| + 7
Stretch by 2, Right 1, Up 7
400
Which vertex maximizes the objective function P = 2x - 5y?
(0, 5)
(3, 2)
(-2, -3)
(7, 1)
(-2, -3)
400
Solve the Linear System with Substitution or Elimination.
2x+6y=-8
5x-3y=88
(-7, -16)
500
Y < 2|x - 3| - 2
1. Where is the vertex of the graph?
2. Is the line solid or dotted?
Is it shaded inside the V or outside the V?
1. (3, -2)
2. Dotted
3. Outside
500
Write in Slope Intercept Form y=mx+b.
8x - 6y = -12
y = 4/3x + 2
500
Describe the transformations that take f(x) to g(x).
f(x) = |x|
g(x) = -0.5|x + 4| - 3
Reflection, shrink by 0.5, left 4, down 3
500
Write a system of equations to represent the following:
You bought 3 oranges and 4 apples for $4.50 at Store A.
You bought 5 oranges and 2 apples for $4.00 at Store B.
3x + 4y = 4.50
5x + 2y = 4
500
Solve the Linear System with Substitution or Elimination.
1/2x+y=4
-2x-2y=-6