Question

5^x-3 . 3^2x-5 =225 find value of x

Answer 1

Answer:

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Step-by-step explanation:

We have,

5

x−3

×3

2x−8

=225

5

3

5

x

×

3

8

3

2x

=225

5

x

×3

2x

=25×9×5

3

×3

8

5

x

×3

2x

=5

2

×3

2

×5

3

×3

8

5

x

×3

2x

=5

5

×3

10

5

x

×3

2x

=5

5

×3

2×5

So, x=5

Hence, the value of x is 5.