Question

pl tell the answer with step by step explanation​

Answer 1

Answer:

5

Step-by-step explanation:

125 = 5^3

8 = 2^3

(5/2)^3 * (5/2)^3+x = (5/2)^18 a^b*a^c = a^b+c

Here, b = 3, c= 3x

b+c = 18

3+3x = 18

3+3x = 18

3x = 18-3

3x = 15

x = 15/3

x = 5