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WorksheetsGrade 7 End of Year Revision
Total questions: 147
Worksheet time: 7hrs 0mins
How many solutions does this system of equations have?
−2x+y=−1.5
One Solution
No solution
Infinitely Many Solutions
Two Solutions
What is the solution to this system of equations?
y=x−2
y=−2x+1
(1, -1)
(-1, 1)
(0, -2)
(2, 0)
What is the solution?
5c + 10d = 16.50
5c + 10d = 14.25
5c + 10d = 16.50
5c + 10d = 16.50
Which system best represents the situation?
x + y = 3365
x + y = 578
x + y = 3365
x + 7y = 578
Solve this system by substitution.
(1, -4)
(1, 4)
(-4, -7)
(-7, -4)
What variable do you eliminate?
4x + 8y = 20
−4x + 2y = −30
X because they have opposite signs
Y because they have opposite signs
3x - y = 7
2x + y = 3
−4x − 4y = 0
4x + 4y = 0
-4x - 6y = 6
4x + 6y = -4
Solve the following systems of equations using substitution:
x = 6
y = 2x - 3
(6, 6)
(6, 9)
(9, 6)
(9, 9)
8x + 4y= 16
4x + 3y = 9
2x + 2y = 6
At a taco shop the cost for a taco is $1.50 and the cost for a coffee is $2.00. What are the variables?
Type of tacos
Type of coffee
Tacos, coffee
4d + 2c = 50
4d + 2c = 174
2d + 4c = 174
2d + 4c = 50
8x + 4y = 12
y = -2x + 3
How many solutions in this system?
One Solution
No Solution
Infinitely Many Solutions
The first equation in the system is y = 2x - 3. Pick a second equation from the list below so that the system has no solution.
y = 2x + 4
y = 1/2x + 2
-2x + y = -3
2y = 4x - 6
The first equation in the system is y = 2x - 3. Pick a second equation from the list below so that the system has infinitely many solutions.
y = 2x + 4
y = 1/2x + 2
2x + y = -3
2y = 4x - 6
The first equation in the system is y = 2x - 3. Pick a second equation from the list below so that the system has one solution.
y = 2x + 4
y = 1/2x + 2
-2x + y = -3
2y = 4x - 6
How would you describe the behavior of this function on the domain interval (-1, 1)?
increasing
decreasing
constant

When is the function decreasing?
(30, 55)
(40, 60]
(15, 40)
(60, -40)
Find the slope of the line.
1/2
-1/2
2
-2
What is the slope of the line that passes through these two points (0, -2) and (3, -4)?
2/3
-2/3
3
-2
What is the slope of the line that passes through these two points (8, 4) and (5, 3)?
3
-1
-1/3
1/3
What is the equation of a line with a slope of 4 and a y-intercept of 2?
y = -4x + 2
y = -2x + 4
y = 4x + 2
y = 2x + 4
What is the equation of a line when m = -3 and b = 5?
y = -3x + 5
y = -3x - 5
y = 5x + 3
y = -5x - 3
What is the equation of a line when m = -7 and b = -8?
y = -7x + 8
y = -7x - 8
y = 7x - 8
y = 7x + 8
What is the equation of a line with a slope of 2 and a y-intercept of -5?
y = 5x - 2
y = 2x - 5
y = -2x - 5
y = 2x + 5
What is the equation of a line when m = -7 and b = -8?
y = -7x + 8
y = -7x - 8
y = 7x - 8
y = 7x + 8
Which equation matches the graph?
y= 2x + 5
y= 2x
y= -2x + 5
y= -2x
What is 'b' in this linear equation? y= 5x - 6
6
5
y
-6
What is the equation by looking at this graph?
y= x + 3
y= -x + 2
y= 2x + 2
y= x + 2
What direction is the line if the slope is positive?
descending
ascending
What is the slope of the table?
-4
1
4
-2
The 'rise' in rise/run tells us which way to go on which axis?
y-axis
x-axis
coordinate plane
y-intercept
The 'run' in rise/run tells us which directions to go on the x-axis?
up and down
diagonal
left and right
When the slope is -2, what is our rise/run?
1/-2
-2/-1
-2/1
1/2
If you have a negative slope which direction should your line be going from left to right.
ascending
descending
left
right
Graph the line with the equation
y = −32x + 4
Graph the line with the equation
y = −31x − 4
Does this represent Y as a function of X?
Yes
No
oohhh.....Spider Webbs!
Does this represent a function?
Yes
No
Which graph is not a function?
How do you know if a map shows a function?
It has arrows
Each output has exactly one arrow to an input.
Each input has exactly one arrow to an output.
Each input has more than one arrow to an output.
True or False: All functions are relations but not all relations are functions.
True
False
It is a function because no vertical lines hit it twice.
It's not a function because a vertical line hits it twice.
It's not a function because no vertical lines hit it twice.
It is a function because a vertical line hits it twice.
Which set of values is a function?
(9,5) (10,5) (9,-5) (10,-5)
(3,4) (4,-3) (7,4) (3, 8)
(6,-5) (7, -3) (8, -1) (9, 1)
(2, -2) (5, 9) (5, -7) (1, 4)
Which of these functions are linear?
Select two answers.
y = 3 − x2
y=x
y = x3 + 3
Is the function Linear or Nonlinear?
Linear
Nonlinear
Does the graph represent a function?
The graph is a function because it passes the vertical line test.
The graph is a function because it passes the horizontal line test.
The graph is not a function because it fails the vertical line test.
The graph is not a function because it fails the horizontal line test.
Is the table a function or not a function?
Function
Not a function
Which show a linear function? Select 2.
To identify non-linear equations, we look for...
exponents
parentheses
Select the linear equation.
Select the linear equation.
Is this function linear or nonlinear?
linear function
nonlinear function
Determine if (-3,-7) is a solution to 3x+2y=-23
Not a Solution
Solution
Write an equation for the line that passes through the given points:
(−3, 5) and (0, −1)
y=−2x−1
y=−21x−1
y=−1
y=−3x+5
Write the equation of the line passes through the point (2, 1) and has a slope of 4.
y=3x−2
y=4x−7
y=4x+7
y=3x+3
Find the equation of the line that passes through the points: (-2, 4) and (1, 10)
y=2x−1
y=−2x+1
y=2x+8
y=−2x
Describe the following graph.
Increasing
Decreasing
Vertical
Horizontal
Does the table represent a linear function, a non-linear function, or is it not a function?
Linear Function
Non-Linear Function
Not a Function
Write an equation for the line that passes through the given points:
(−3, 5) and (0, −1)
y=−2x−1
y=−21x−1
y=−1
y=−3x+5
What is the rate of change in the following equation: y = - 4x - 5 ?
- 4
- 4x
5
- 5
According to the table, what is the starting amount?
-3
0
3
20
What is the initial value in this equation?
y=8x+6
8
6
8 6or 43
The y-intercept represents the initial value, true or false.
True
False
Bob has $150 in his savings account and saves $40 per month.
y=150 + 40
y=40x + 150
y=150x + 40
y=8x+6
Which function of x has the least value for the y-intercept?
y = -4x + 15
y = 2x - 3
Graph the line with the equation
y=1
Graph the line with the equation
y=5x
Write the equation of the line in standard form
y=−2x+7
2x−y=7
2x+y=−7
y+2x=7
2x+y=7
Write the equation of the line in slope intercept form
x+y=−3
y=−x−3
y=x−3
y=−x+3
y=x+3
Write the equation of the line in slope intercept form
y=52x−3
y=−52x−3
y=−25x−3
y=25x−3
What is the y intercept
b=−6
b=6
b=32
b=1
How much does it cost to have your lawn mowed for 2 hours?
$16
$17
$18
$19
