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# Answer this maths question watch

1. Given that 2^(3x) divided by 2^(x-5) = 2^(17)
Work out the value of x
2. (Original post by _orca_)
Given that 2^(3x) divided by 2^(x-5) = 2^(17)
Work out the value of x
When you divide powers, it is the numerator's power - the denominator's power.

Thus:

Spoiler:
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3x - (x-5) = 17
3x - x + 5 = 17
2x + 5 = 17
2x = 17 - 5
2x = 12
x = 6

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