Question

The value of x when 2^(3x+3) = 2^(3x+1) + 48 is??

Answer 1

Assume 3x+1=y
2^(y+2)=2^y*2^2
=4*2^y
4*2^y=2^y+48
3*2^y=48
2^y=16
2^y=2^4
y=4
3x+1=4
3x=3
x=1

Answer 2

did u get t?

Answer 3

no how 2^(y+2)=2^y*2^2???

Answer 4

ur answer is correct

Answer 5

as u can see I assumed 3x+1 as y.
3x+3=3x+1+2
=y+2
Upto this is t clear?

Answer 6

where that 2 came from

Answer 7

3x+3 can be written as 3x+1+2. do u get this?

Answer 8

@shameer1

Answer 9

ok plzz go on