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Let’s check out your problem:
Simplify. Write your answer using
whole numbers
and variables.
\newline
28
n
−
24
8
\frac{28n - 24}{8}
8
28
n
−
24
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Math Problems
Grade 8
Multiply powers: variable bases
Full solution
Q.
Simplify. Write your answer using whole numbers and variables.
\newline
28
n
−
24
8
\frac{28n - 24}{8}
8
28
n
−
24
Simplify Fraction:
Simplify the
fraction
24
8
\frac{24}{8}
8
24
.
\newline
Divide
24
24
24
by
8
8
8
to simplify the fraction.
\newline
24
÷
8
=
3
24 \div 8 = 3
24
÷
8
=
3
Replace Simplified Fraction:
Rewrite the expression with the simplified fraction.
\newline
Replace
24
8
\frac{24}{8}
8
24
with
3
3
3
in the original expression.
\newline
28
n
−
24
8
28n - \frac{24}{8}
28
n
−
8
24
becomes
28
n
−
3
28n - 3
28
n
−
3
Check for Like Terms:
There are no like terms to combine, so the expression is already simplified.
\newline
The expression
28
n
−
3
28n - 3
28
n
−
3
is in its simplest form.
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Solve for x.
\newline
x
2
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\newline
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\newline
x
=
x =
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=
_____ or
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Question
Solve for
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\newline
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6
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Question
Select the equivalent expression.
\newline
(
(
8
−
5
)
/
(
2
−
2
)
)
−
4
=
?
((8^{-5})/(2^{-2}))^{-4}=?
((
8
−
5
)
/
(
2
−
2
)
)
−
4
=
?
\newline
Choose
1
1
1
answer:
\newline
(A)
\newline
(
8
20
)
/
(
2
8
)
(8^{20})/(2^{8})
(
8
20
)
/
(
2
8
)
\newline
(B)
\newline
(
2
6
)
/
(
8
9
)
(2^{6})/(8^{9})
(
2
6
)
/
(
8
9
)
\newline
(C)
\newline
(
1
)
/
(
8
⋅
2
2
)
(1)/(8\cdot 2^{2})
(
1
)
/
(
8
⋅
2
2
)
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Posted 11 months ago
Question
Select the equivalent expression.
\newline
(
b
7
4
5
)
−
3
=
?
\left(\frac{b^{7}}{4^{5}}\right)^{-3}=\,?
(
4
5
b
7
)
−
3
=
?
\newline
Choose
1
1
1
answer:
\newline
(A)
b
21
4
15
\frac{b^{21}}{4^{15}}
4
15
b
21
\newline
(B)
4
15
b
21
\frac{4^{15}}{b^{21}}
b
21
4
15
\newline
(C)
b
−
21
⋅
4
−
15
b^{-21}\cdot 4^{-15}
b
−
21
⋅
4
−
15
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Posted 1 year ago
Question
Select the equivalent expression.
\newline
(
3
3
⋅
6
6
)
−
3
=
(3^{3}\cdot6^{6})^{-3}=
(
3
3
⋅
6
6
)
−
3
=
?
\newline
Choose
1
1
1
answer:
\newline
(A)
1
3
9
⋅
6
18
\frac{1}{3^{9}\cdot6^{18}}
3
9
⋅
6
18
1
\newline
(B)
6
18
3
9
\frac{6^{18}}{3^{9}}
3
9
6
18
\newline
(C)
3
9
6
18
\frac{3^{9}}{6^{18}}
6
18
3
9
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Posted 1 year ago
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