Question

5(x – 1) + 2(x + 3) + 6 = 0 *
2 points

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Answer 1

Step-by-step explanation:

Explanation:

x

2

3

−

5

x

1

3

+

6

=

0

Let

y

=

x

1

3

, and then the equation becomes a quadratic in

y

y

2

−

5

y

+

6

=

0

(

y

−

2

)

(

y

−

3

)

=

0

y

−

2

=

0

⇒

x

1

3

=

2

⇒

x

=

8

y

−

3

=

0

⇒

x

1

3

=

3

⇒

x

=

27

Answer 2

Answer:

5x - 5 + 2x +6 + 6 = 0

7x + 7 = 0

x = -1