Question

Section 111
X + 2
21. If 3(2*+1)-2
+ 5 = 0, then find the value of x.
1​

Answer 1

Answer:

nswer

5

2x−2

=5

2x−1

−100

shift 5

2x−2

to the left hand side

Now, Multiply the equation with -1

5

2x−1

−5

2x−2

=100

5

2x−2

(5−1)=100

5

2x−2

=

4

100

25

x−1

=25

( ∵ 5

2x−2

=(5

2

)

x−1

)

now,

x−1=1

x=2