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Let’s check out your problem:
Solve for
q
q
q
.
\newline
−
5
q
=
−
2
q
+
3
\sqrt{-5q} = \sqrt{-2q + 3}
−
5
q
=
−
2
q
+
3
\newline
q
=
q =
q
=
_____
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Math Problems
Precalculus
Solve radical equations
Full solution
Q.
Solve for
q
q
q
.
\newline
−
5
q
=
−
2
q
+
3
\sqrt{-5q} = \sqrt{-2q + 3}
−
5
q
=
−
2
q
+
3
\newline
q
=
q =
q
=
_____
Square both sides:
Square both sides of the equation to eliminate the square roots.
\newline
(
−
5
q
)
2
=
(
−
2
q
+
3
)
2
(\sqrt{-5q})^2 = (\sqrt{-2q + 3})^2
(
−
5
q
)
2
=
(
−
2
q
+
3
)
2
\newline
−
5
q
=
−
2
q
+
3
-5q = -2q + 3
−
5
q
=
−
2
q
+
3
Move terms with q:
Move all terms containing q to one side of the equation.
\newline
−
5
q
+
2
q
=
−
2
q
+
2
q
+
3
-5q + 2q = -2q + 2q + 3
−
5
q
+
2
q
=
−
2
q
+
2
q
+
3
\newline
−
3
q
=
3
-3q = 3
−
3
q
=
3
Divide by
−
3
-3
−
3
:
Divide both sides by extendash
3
3
3
to solve for
q
q
q
.
−
3
q
(
−
3
)
=
3
(
−
3
)
\frac{-3q}{(-3)} = \frac{3}{(-3)}
(
−
3
)
−
3
q
=
(
−
3
)
3
\[\(q = -1\)]
More problems from Solve radical equations
Question
What is the domain of this function?
\newline
y
=
x
y = \sqrt{x}
y
=
x
\newline
Choices:
\newline
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≥
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Question
Find the real-number root.
\newline
16
\sqrt{16}
16
\newline
\newline
Write your answer in simplified form.
\newline
_
_
_
_
\_\_\_\_
____
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Posted 1 year ago
Question
Find the real-number root.
\newline
9
16
\sqrt{\frac{9}{16}}
16
9
\newline
Simplify your answer and write it as a decimal or as a proper or improper fraction.
\newline
_
_
_
_
_
\_\_\_\_\_
_____
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Posted 1 year ago
Question
Find the real-number root using a calculator. Round your answer to the nearest thousandth.
\newline
`\sqrt{957} `
\newline
_______
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Posted 1 year ago
Question
Multiply. Write your answer in simplest form.
\newline
273
×
42
\sqrt{273} \times \sqrt{42}
273
×
42
\newline
______
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Posted 1 year ago
Question
Simplify.
\newline
63
4
\sqrt{\frac{63}{4}}
4
63
\newline
______
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Posted 1 year ago
Question
Simplify. Rationalize the denominator.
\newline
−
4
9
−
2
\frac{-4}{9 - \sqrt{2}}
9
−
2
−
4
\newline
______
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Posted 1 year ago
Question
Solve for
z
z
z
.
\newline
16
=
z
16 = \sqrt{z}
16
=
z
\newline
z
=
z =
z
=
_____
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Posted 1 year ago
Question
Solve for
p
p
p
.
\newline
8
=
p
8 = \sqrt{p}
8
=
p
\newline
p
=
p =
p
=
_____
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Posted 1 year ago
Question
Solve for
p
p
p
.
\newline
4
p
=
10
+
3
p
\sqrt{4p} = \sqrt{10 + 3p}
4
p
=
10
+
3
p
\newline
p
=
p =
p
=
_____
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Posted 9 months ago
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