Question

The value of x in 34 x = 7 – x is

Answer 1

Step-by-step explanation:

Correct option is

C

1

Given,

4

3

(7x−1)−(2x−

2

1−x

)=x+

2

3

⇒

4

21x−3

−(

2

4x−1+x

)=

2

2x+3

⇒

4

21x−3

−(

2

5x−1

)=

2

2x+3

⇒

8

42x−6−20x+4

=

2

2x+3

⇒

8

22x−2

=

2

2x+3

⇒

4

11x

−

4

1

=

4

4x

+

4

6

.

Transposing x terms to one side, we get,

⇒

4

11x

−

4

4x

=

4

1

+

4

6

⇒ 7x=7

⇒ x=1.

Answer 2

Step-by-step explanation:

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