Question

Find the value of x so that, 5^-3 × 5^–7 = 5^2x

Pleaseee help

Answer 1

Step-by-step explanation:

5^(-3)×5^(-7)= 5^(2x)

5^(-3+(-7))= 5^(2x)

5^(-10)= 5^(2x)

-10= 2x

x= -10/2= -5..

Answer 2

Answer:

x=-5 is the answer .. check the attached pic.