Question

Class 7 maths. Pls tell fast but correct. ​

Answer 1

Answer:

x = 4 is the right answer.

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Answer 2

Answer:

(2/9)^3=(2/9)^2x-1

bases are equal powers to be added then

3=2x-1

2x=3+1

2x=4

x=4/2

x=2