Question

Guys, please solve this question​

Answer 1

Answer:

first add the powers taking 2/5 as common then cancel out 2/5 . 2x+9 = x+2 will come and solve..

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Answer 2

Answer:

$= > x = - 7$

Step-by-step explanation:

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