When twice a number is reduced by 15 you get 95 what is the number

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When twice a number is reduced by 15 you get 95 what is the number?

The phrase a number means an arbitrary variable, let's call it x.
x

Twice x means we multiply x by 2
2x

Reduced by 15 means we subtract 15
2x - 15

You get means equal to, as in an equation. Set 2x - 15 = 95
2x - 15 = 95 <-- This is our algebraic expression.

Type 2x - 15 = 95 into the search engine and we get x = 55.