Solving Rational Equations: Elementary Algebra Skills, Assignments of Algebra

Solving Rational Equations. Solve each equation. Remember to check for extraneous solutions. 1) a + 1. 5a. −. 1 a. = 1. 2). 6v − 6 v. 2. +. 2 v. 2. = 1 v.

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Elementary Algebra Skill
Solving Rational Equations
Solve each equation. Remember to check for extraneous solutions.
1)
a
+ 1
5
a
1
a
= 1 2)
6
v
− 6
v
2
+
2
v
2
=
1
v
2
3)
1
n
2
+
4
n
=
3
n
2
4)
4
x
+
1
x
2
=
1
5
x
2
5)
1
k
2
=
1
3
k
2
+
k
+ 5
3
k
2
6)
x
− 5
x
2
+
1
x
=
6
x
7)
6
k
1
k
2
+ 6
k
=
1
k
8)
4
n
+ 1 +
1
n
2
− 5
n
− 6 =
1
n
− 6
9)
1
x
+ 5
1
x
2
+ 5
x
=
4
x
2
+ 5
x
10)
5
p
+ 6
1
p
2
+ 6
p
=
2
p
2
+ 6
p
11)
1
2
v
=
5
v
+ 15
v
2
− 6
v
v
+ 6
2
v
2
− 12
v
12)
5
x
+ 1 =
6
x
2
− 2
x
− 3 +
1
x
− 3
13)
n
2
+ 7
n
+ 6
n
2
=
1
6
1
6
n
2
14)
k
+ 1
k
=
1 −
k
2
− 3
k
− 4
4
k
15) 1 =
2
r
2
1
r
16)
2
n
2
− 8
n
− 10
5
n
1 =
n
+ 6
5
n
17)
x
2
− 3
x
− 4
x
3
x
2
1
x
2
=
x
− 2
x
2
18) 1 =
n
− 2
n
− 1 +
3
n
2
+ 3
n
− 4
19)
v
− 6
2
v
2
+ 2
v
− 4 +
v
2
v
− 2 =
1
220)
x
− 3
2
x
+ 10 + 2
x
− 12 =
x
2
+ 3
x
− 18
2
x
+ 10
pf2

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Elementary Algebra Skill

Solving Rational Equations

Solve each equation. Remember to check for extraneous solutions.

  1. a^ + 1 5 a

a

= 1 2) 6 v^ − 6 v^2

v^2

v^2

n^2

n

n^2

x

x^2

5 x^2

k^2

3 k^2

k + 5 3 k^2

x − 5 x^2

x

x

k

k^2 + 6 k

k

n + 1

n^2 − 5 n − 6

n − 6

x + 5

x^2 + 5 x

x^2 + 5 x

p + 6

p^2 + 6 p

p^2 + 6 p

2 v

5 v + 15 v^2 − 6 v

v + 6 2 v^2 − 12 v

x + 1

x^2 − 2 x − 3

x − 3

  1. n^

(^2) + 7 n + 6 n^2

6 n^2

  1. k^ + 1 k

= 1 − k^

(^2) − 3 k − 4 4 k

r^2

r

  1. 2 n^

(^2) − 8 n − 10 5 n

− 1 = n^ + 6 5 n

x^2 − 3 x − 4 x^3 − x^2

x^2

x − 2 x^2

n − 2 n − 1

n^2 + 3 n − 4

  1. v^ − 6 2 v^2 + 2 v − 4
  • v 2 v − 2
  1. x^ − 3 2 x + 10
  • 2 x − 12 = x^

(^2) + 3 x − 18 2 x + 10

Answers to Solving Rational Equations

6 }^

2 }^

4) {−^1

5) {−3}^

6) {−^5

4 }^

7) {−^29

5 }^

9) { 5 }^ 10)

5 }^

11) {−^15

4 }^

13) {−1, −^37

5 }^

14) { 3 }^ 15) {−2, 1 } 16) {−1, 8 }

17) {−5}^ 18) {−1}^ 19) { 2 }^ 20) { 7 }