Question

if you know that then please rply me show this with method and statement if enyone answer anything else then I will report the answers those who answered correctly and 1st i mark them as brainleast s
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Answer 1

Step-by-step explanation:

a)

Ans:-$9^{5x} = 81$

$9^{5x} = 9^2$

$5x = 2$

$x \: = \: \frac{2}{5}$

b)

Ans:-$7^x + 7^x + 7^x = 147$

$7^x(1 + 1 + 1)=147$

$7^x * 3 = 147$

$7^x = 49$

$7^x = 7^2$

$x \: = \: 2$

c)

Ans:-$2^x * 2^6 = 2^{11}$

$2^{(x+6)}= 2^{11}$

$x \: + \: 6 = 11$

$x \: = \: 5$

Answer 2

Answer:

This is the ans.of your ques.