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In algebra whereas x is usually the unknown variable to be solved.
In algebra whereas x is usually the unknown variable to be solved.
You cannot solve 'x' in math unless the other number has a variable as well.
The answer to the equation y x - x a would be x(y-1). When letters are used in a math expression, this is a form of math called Pre-Algebra or Algebra.
Whatever 'x' is, subtract 3 by x.