Question

Please tell me the answer​

Answer 1

Answer:

$( { \frac{ - 15}{8} })^{2x} = ( { \frac{ - 15}{8} })^{4}$

on comparing 2x=4

x=2

$( { \frac{3}{4} })^{x - 1} = \frac{9}{16}$

$( { \frac{3}{4} })^{x - 1} = ( { \frac{3}{4} })^{2}$

so on comparing

x-1=2

x=3

Hope it helps!!!!!