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Worksheets(7) 3-21
Total questions: 177
Worksheet time: 17hrs 36mins
Solve:
3c+5=23
c=3
c=6
c=7
c=18
Solve:
4x+7=23
x=16
x=4
x=9
x=12
What is the first step to solve this equation:
Add 3 to both sides
Subtract 11 from both sides
Add 11 to both sides
Divide 3 on both sides.
Solve:
6n+4=−26
n=−6
n=−5
n=8
n=−4
Solve:
y=−4
y=4
y=13.5
y=−9
Solve:
w=2
w=1.2
w=12
w=−2
Solve:
7+3a=5
a=−2
a=−6
a=3
a=15
Solve:
33=4a−7
a=−10
a=10
a=4.5
a=−7
Solve:
20=2−a
a=18
a=−18
a=−10
a=12
2x + 6 = 18
x = 12
x = -6
x = 6
x = -12
4x - 5 = 11
x = -4
x = 6
x = -6
x = 4
-3x + 8 = -1
x = 5
x = 3
x = -5
x = -3
-1x + 10 = 5
x = 5
x = 15
x = -5
x = -15
14 = 6x - 4
x = -3
x = 10
x = -10
x = 3
3x - 9 = 9
x = 0
x = 6
x = 18
x = 3
-8x + 3 = 27
x = -4
x = 3
x = -3
x = 4
-10 = 4x + 6
x = -4
x = 1
x = 4
x = -1
3x - 7 = -16
x =7
x = -3
x = 3
x = -7
12 = 5x + 17
x = -1
x = 1
x = 5
x = -5
–5x – 8.4 = 17?
11 - 3x = 44
x + x + 6 = 26
x = 8
x = 10
x = 16
x = 32
3x+2 = −25
x = −8
x = −9
x = 9
x = 24
−2x + 6 = 10
x = −8
x = 8
x = 4
x=−2
−3x + 1 = 7
x = −2
x = 38
x = 2
x = −38
x + 2x + 5 + x = 25
x = 3
x = 4
x = 5
x = 6
x + x −40 =20
x = 60
x = 30
x = 20
x = −10
−5x − 2 = 48
x = 9
x = 10
x = −10
x = −250
−2d + 17 = 29
d = 23
d = −23
d = 6
d = −6
−2a + 6 = 4
a = 1
a = −1
a = 5
a = −5
5x + 14 = −36
x = −4
x = −10
x = 10
x = 4
−4b + 4 = −20
b = 4
b = −4
b = 6
b = −6
How should you show your work to isolate the variable and solve the equation?
WRITE AN EQUATION
Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?
24-10=7x
7x- 24=10
7x+ 10=24
10+x=14
331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus?
You bought a $5 magazine and four
erasers. You spent a total of $25. How
much did each eraser cost?
11 - 3x = 44
2x−5 = 3
x = -2
x = 2
x = 16
x = 8
5x−13 = 20
145
165
180
190
−1 + 23x = 4
4 ¾
3 ⅓
5 ⅜
3 ⅙
53x − 27 = 24
-49
153/5
49
85
Fred's lunch bill is $17.50. If he wants to tip his waiter 20%, what tip should he leave?
$3.50
$21.00
$1.75
$20.50
The cost of an item that was discounted 30% of it's original cost of $12.
$8.40
$78
$5.80
$7.80
6.5% commission on the sale of $120
$4.50
$.45
$5.80
$7.80
A party supply store is having a 25% off sale on purchases of $50 or more. Madison is buying items that total $59.20 before the discount. How much will she pay after the discount is applied?
14.80
$35.00
$42.20
$44.40
from 75 pencils to 215 pencils? Round to the nearest whole percent.
Show your proportion on seperate piece of paper.
The original cost was $50 and the new cost is $60.
2/3 = ?/9
Are the fractions equivalent?
Yes
No
Hannah's height is 54 of Abby's height. What is the ratio of Abby's height to Hannah's height?
4:5
4:9
5:4
9:5
3/7 ÷ 2
6/7
3/14
2 3/7
4 2/3
20/3
Which of the following expression represents?
none
The expressions below have the same value?
True
False
43÷78
21/32
32/2
24/28
28/24
The product of three integers is -85. If the two numbers are -17 and -5, find the third number.
2
1
-1
0
In a class test, +4 marks were awarded for the correct answers and -1 mark for the wrong answers. Student scores 40 marks. If his correct answers were 11, find his wrong answers.
2
4
6
8
-1 x -1 x -1 x ......... x-1 (99 times)
99
-99
1
-1
An integer –2 is less than –5 by:
–7
-3
3
7
The value of the expression (–30) + (–10) is:
-40
-20
20
40
The absolute value of –7 is:
-7
0
7
49
If |x| = 1, then the integer x is:
1
-1
0
–1 or 1
The table lists the probability of four events occurring.
Which event is least likely to occur?
Event A
Event B
Event C
Event D
A box contains 1 red ball, 3 green balls, and 8 blue balls. What best defines the probability associated with picking a red ball without looking?
Likely
Certain
Unlikely
Impossible
A number cube, labeled 1 through 6, will be rolled one time. What is the likelihood of rolling a 6?
Impossible
Unlikely
Likely
Certain
There are four colors of pencils in a large box. John will randomly select a pencil from the box. The table below shows the probability of selecting each color.
What color will John most likely select?
Blue
Red
Yellow
Green
A jar is filled with pennies, nickels, and dimes. The probability of picking a penny is 1/4 and the probability of picking a dime is 1/3, What is the probability of picking a nickel?
1/5
1/3
5/12
7/12
6n + 4 = -26
Mary wants to buy a bicycle that costs $280. Her parents agree to pay $100. Mary will save $20 a week. Which equation represents how long it will take her to save enough money?
280w + 20 =100
100w + 20 = 280
100 + 20w = 280
the equation does not exist
Choose <, >, or = to fill in the circle and create a true statement.
<
>
=
Choose <, >, or = to fill in the circle and create a true statement.
<
>
=
Fill in the blank with the correct sign >, < , or =
-1.8_____ 0.8
>
<
=
Which of the following is equivalent to 0.023
23/100
2/10
23%
2.3 x 10-2
What is the decimal equivalent of 3/5?
0.3
3.5
0.6
0.2
Order 75%, 9/10 and 0.09 from Greatest to Least.
75%, 9/10, 0.09
0.09, 75%, 9/10
9/10, 75%, 0.09
Convert to standard notation:
2.4 x 10-3
2400
0.24
0.024
0.0024
Convert to standard notation:
3.05 x 105
305,000
305
3,050,000
30,500
A recipe calls for 1/2 cup of sugar and 1/3 cup of cinnamon. What is the measure of the two ingredients combined?
5/6 cup
2/5 cup
1/6 cup
1/5 cup
Which of the following are perfect squares? (Must select ALL perfect squares to get correct)
49
324
121
2
