Respuesta :

Lets let x represent your age. You want to find out 300 minus your age multiplied by 3 equals 27. This is written as the following equation:

300-3x = 27
     +3x  +3x

300 = 27+3x
 -27   -27

273 = 3x

273÷3 = 3x÷3

91 = x

You are 91 years old.

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