Question

5^x - 3 × 3^ 2x - 8 = 225

Answer 1

ANSWER IN ATTACHEMENT

Answer 2

Answer:

5^×-3×3^2×-8 =5^2×3^2

[Since,225=3×75 or 3×3×25 or 3×3×5×5]

Now, Comparing both sides we get:

5^×-3×3^2×-8 =5^2×3^2

=》x-3=2 & 2x-8=2

=》x=5,2x=10 therefore,x= 5

Therefore x=5 Ans.....