Evaluate Expressions
Evaluate when y=5
2y+7
17
Translate the expression.
A number plus 4
x + 4
x=2
On the board: Plot the point (4, 6)
What value (x,y) represents the domain?
X
Solve when w=4.
3w+4
16
Translate the expression.
Three is subtracted by a number.
3-x
-7+x=-3
4
On the board, plot the point (-3, 5)
Left 3 up 5
Define the range of a set of points.
The y
Evaluate when x=8 and y=7.
10x-4y
52
The product of five and a number
5x
3x=12
x=4
Negative
Give the Domain of the following:
(3,2) (-2,2) (9,0) (0,-393)
3, -2, 9, 0
Evaluate for x=3.
-4x+15
3
Translate the phrase into an expression.
The quotient of a number and 9.
x/9
x/5=11
11
On the board, plot the point (0, -3)
Down 3
Give the Range of the following:
(0,0) (9,32) (-9,-3) (1,1) (4,1)
Range
0, 32, -3, 1
Solve when x=7
x^2+3x-10
60
Translate the phrase to an expression.
Four less than a number.
x-4
2x-4=12
x=8
Draw an example of a scatter plot with a positive relationship.
Answers vary.
Create a list of ordered pairs that would create the following domain: -9, 0, 4, 5.