Question

solve it and explain . If 2^x+3 = 8^x+3 then x = ––––––––

Answer 1

x=1/3
solution.
2^x+3=8^x+3
here both by subtracteing 3 we get
2^x=8^x
we make them as there base became same.
2^x=2^3x
now if the bases are same then compare the powers.
x=3x
3x-x=0
2x=0
x=0