Question

hii solved this question please​

Answer 1

Step-by-step explanation:

Hey Buddy!

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Refer attachment

Answer 2

Answer:

$( \frac{ - 5}{7} )^{3} ({ \frac{ - 5}{7} })^{6} \\ = ( \frac{ - 5}{7} )^{3 + 6} \\ = \frac{ - 5}{7} ^{2x - 1}$

By equating powers...

2x-1 = 3 +6

2x= 10

x=5

$\huge\bold\red{X=5}$