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Worksheets7.ee
Total questions: 15
Worksheet time: 50mins
Name
Class
Date
1.
What is the difference between an equation and an expression?
a)
An equation has an equal sign and an expression does not.
b)
An expression has an equal sign and an equation does not.
c)
This must be a trick! They are the same thing!
d)
One has variables and the other does not.
2.
Which of the following does NOT represent an equivalent expression for 8x+4?
a)
4(2x+1)
b)
(2x+1)+(2x+1)+(2x+1)+(2x+1)
c)
2(4x+2)
d)
2x(4+2)
3.
Solve for x:
-30 - 5x = 120
-30 - 5x = 120
a)
x = 18
b)
x = -18
c)
x = 30
d)
x = -30
4.
Solve if 3x + 5 = 4
a)
1/3
b)
2/3
c)
-1/3
d)
-2/3
5.
Which graph shows the solution to:
14x - 3 ≤ -3
14x - 3 ≤ -3
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
6.
a)
19
b)
-9
c)
-100
d)
-50
7.
- 2 (x + 3) = 12
a)
4.5
b)
-9
c)
-4.5
d)
9
8.
Brooke studied 20 minutes several days in a row. Before her test, she also studied for 10 more minutes. The total amount of time she spend studying was 90 minutes. Which equation should you use to solve this problem?
a)
20d+10=90
b)
10d+20=90
c)
20/d+10=90
d)
20d-10=90
9.
When you graph an inequality, you used a closed dot when you use which symbols?
a)
≤, ≥
b)
<, >
10.
What inequality does the number line graph represent.
a)
y > 11
b)
y ≥ 11
c)
y < 11
d)
y ≤ 11
11.
Translate into an expression:
two more than three times x
two more than three times x
a)
3x-2
b)
2>3x
c)
3x+2
d)
2x+3
12.
WRITE AN EQUATION
You bought a $5 magazine and four
erasers. You spent a total of $8.20. How
much did each eraser cost?
You bought a $5 magazine and four
erasers. You spent a total of $8.20. How
much did each eraser cost?
a)
$1.64
b)
$0.80
c)
$0.08
d)
$0.41
13.
3 + (1∕4)a = 31
a)
a= 28
b)
a= 112
c)
a= 7
d)
a= 67
14.
20 = 2 - a
a)
a= 18
b)
a= -18
c)
a= -10
d)
a= 12
15.
3(2x+5)=3
a)
0
b)
-2
c)
2
d)
3
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