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Math Problems
Precalculus
Solve logarithmic equations with one logarithm
40
+
y
=
45
40+y=45
40
+
y
=
45
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10
+
y
=
15
10+y=15
10
+
y
=
15
Get tutor help
Find the value of
x
x
x
. Write your answer in simplest form.
\newline
x
=
2
x
+
6
−
8
x=2x+6-8
x
=
2
x
+
6
−
8
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Solve for s. You must write your answer in fully simplified form.
\newline
9
s
=
−
10
9 s=-10
9
s
=
−
10
\newline
Answer:
s
=
s=
s
=
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Solve for w. You must write your answer in fully simplified form.
\newline
−
15
w
=
−
3
-15 w=-3
−
15
w
=
−
3
\newline
Answer:
w
=
w=
w
=
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Solve for s. You must write your answer in fully simplified form.
\newline
−
1
=
10
s
-1=10 s
−
1
=
10
s
\newline
Answer:
s
=
s=
s
=
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Solve for
x
\mathrm{x}
x
. You must write your answer in fully simplified form.
\newline
5
=
−
15
x
5=-15 x
5
=
−
15
x
\newline
Answer:
x
=
x=
x
=
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Solve for
r
\mathrm{r}
r
. You must write your answer in fully simplified form.
\newline
−
6
=
−
15
r
-6=-15 r
−
6
=
−
15
r
\newline
Answer:
r
=
r=
r
=
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Solve for b. You must write your answer in fully simplified form.
\newline
4
b
=
−
20
4 b=-20
4
b
=
−
20
\newline
Answer:
b
=
b=
b
=
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Solve. Simplify your answer.
log
(
u
)
=
2
\log(u) = 2
lo
g
(
u
)
=
2
u
=
u =
u
=
____
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