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Chapter 3 Algebra Review Flashcards | StudBud
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Chapter 3 Algebra Review
Chapter 3 Algebra Review
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A #math #blindquiz to introduce the basics of #algebra to #grade9
Flashcards
27 cards
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Practice quiz
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Questions
27
Answers
1
-y
= 44
y = 1
y = -44
y = 44
y = -1
2
Solve -18 = -5 +
u
u = -23
u = 23
u = 13
u = -13
3
y
+ 8 = 3
y = -5
y = 11
y = -11
y = 5
4
A value of the variable that makes the equation true is called a _______________.
equivalent equation
check
solution
discount
5
The ___________ is the amount you save when you buy an item on sale.
solution
solve
check
discount
6
-9
d
- 34 = -7
d = 3
d = -41
d = -27
d = -3
7
-12 =
n
∕7
n = -84
n = 84
n = 5
n = -5
8
0 =
d
+ 63
d = 1
d = 63
d = -63
d = 0
9
-6
p
= -36
p = 6
p = -6
p = 30
p = -30
10
What is the sale price of a $90 concert ticket that is discounted 40%?
$81
$54
$9
$36
11
34% of 500 is what number?
1,700
17,000
170
17
12
What will a buyer have to pay for a $400 pair of shoes if there is a discount of 25%?
$200
$300
$100
$390
13
x
- 10 = -26
x = -16
x = 36
x = 16
x = -36
14
We ________ a solution by substituting its value in place of the variable in the equation.
check
discount
solve
solution
15
85 = 85
s
s = 0
s = -1
s = 85
s = 1
16
m
∕-11 = -4
m = 44
m = 15
m = -15
m = -44
17
-92 =
4q
q = 23
q = 88
q = -88
q = -23
18
What is 12% of 50?
60
.6
6
600
19
-5 +
m
= 23
m = -28
m = 18
m = 28
m = -18
20
A $22 video game is on sale for 30% off. Find the amount of the discount.
$66
$15.40
$6.60
6.6
21
Variable equations with the same solutions are called _______________.
checks
equivalent equations
discounts
solutions
22
-2(10 -
r
) = 26
r = 3
r = 23
r = -23
r = -3
23
9
x
-12 = -3
x
x = 12
x = -3
x = -1
x = 1
24
What is the amount of the discount on a $380 suit at a "half-price" sale?
$1.90
$190
$38
$19
25
To _______ an equation means to find its solution.
solve
check
discount
solution
26
9(8 +
y
) =
y
y = -1
y = -9
y = 1
y = 9
27
w
- 28 = 0
w = 0
w = 1
w = -28
w = 28
