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Math Problems
Grade 6
Identify equivalent expressions II
Which expression is equivalent to
3
r
+
7
r
3r + 7r
3
r
+
7
r
?
\newline
Choices:
\newline
(A)
10
r
10r
10
r
\newline
(B)
r
+
10
r + 10
r
+
10
\newline
(C)
9
r
9r
9
r
\newline
(D)
r
10
r^{10}
r
10
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Which expression is equivalent to
8
y
+
4
y
8y + 4y
8
y
+
4
y
?
\newline
Choices:
\newline
(A)
y
12
y^{12}
y
12
\newline
(B)
y
+
12
y + 12
y
+
12
\newline
(C)
12
y
12y
12
y
\newline
(D)
13
y
13y
13
y
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Which expression is equivalent to
8
d
+
4
d
8d + 4d
8
d
+
4
d
?
\newline
Choices:
\newline
(A)
12
d
12d
12
d
\newline
(B)
11
d
11d
11
d
\newline
(C)
d
+
12
d + 12
d
+
12
\newline
(D)
d
12
d^{12}
d
12
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Which expression is equivalent to
2
f
+
5
f
2f + 5f
2
f
+
5
f
?
\newline
Choices:
\newline
(A)
8
f
8f
8
f
\newline
(B)
7
f
7f
7
f
\newline
(C)
f
7
f^7
f
7
\newline
(D)
f
+
7
f + 7
f
+
7
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Which expression is equivalent to
2
k
+
5
k
2k + 5k
2
k
+
5
k
?
\newline
Choices:
\newline
(A)
7
k
7k
7
k
\newline
(B)
6
k
6k
6
k
\newline
(C)
k
+
7
k + 7
k
+
7
\newline
(D)
k
7
k^7
k
7
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Which expression is equivalent to
4
k
+
3
k
4k + 3k
4
k
+
3
k
?
\newline
Choices:
\newline
(A)
k
+
7
k + 7
k
+
7
\newline
(B)
7
k
7k
7
k
\newline
(C)
6
k
6k
6
k
\newline
(D)
k
7
k^7
k
7
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Which expression is equivalent to
3
r
+
7
r
3r + 7r
3
r
+
7
r
?
\newline
Choices:
\newline
(A)
r
+
10
r + 10
r
+
10
\newline
(B)
10
r
10r
10
r
\newline
(C)
11
r
11r
11
r
\newline
(D)
r
10
r^{10}
r
10
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Which expression is equivalent to
7
g
+
2
g
7g + 2g
7
g
+
2
g
?
\newline
Choices:
\newline
(A)
g
+
9
g + 9
g
+
9
\newline
(B)
10
g
10g
10
g
\newline
(C)
9
g
9g
9
g
\newline
(D)
g
9
g^9
g
9
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Which expression is equivalent to
5
h
+
h
5h + h
5
h
+
h
?
\newline
Choices:
\newline
(A)
h
+
6
h + 6
h
+
6
\newline
(B)
h
6
h^6
h
6
\newline
(C)
6
h
6h
6
h
\newline
(D)
7
h
7h
7
h
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Which expression is equivalent to
3
r
+
3
r
3r + 3r
3
r
+
3
r
?
\newline
Choices:
\newline
(A)
r
+
6
r + 6
r
+
6
\newline
(B)
r
6
r^6
r
6
\newline
(C)
5
r
5r
5
r
\newline
(D)
6
r
6r
6
r
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