Question

(3/7)^3 ×(3/7)^-8=(3/7)^2x+3 find the value of x ?

Answer 1

Answer:

- 4

Step-by-step explanation:

I assume the task is

(3/7)^3×(3/7)^(-8) = (3/7)^(2x+3),

then

(3/7)^(3-8) = (3/7)^(2x + 3)

2x + 3 = - 5

2x = - 5 - 3

2x = - 8 ===> x = - 4