Identify Values: Identify the values of x and y in the point (9,9).The point (9,9) has x=9 and y=9.
Substitute Equation: Substitute the values of x and y into the equation y=x.Substitute 9 for x and 9 for y in the equation y=x.Equation after substitution: 9=9.
Check Substituted Equation: Determine if the substituted equation is true.Check if 9=9 is a true statement.Since 9 is equal to 9, the statement is true.
Conclude Satisfaction: Conclude if the point (9,9) satisfies the equation y=x.Since the statement 9=9 is true, the point (9,9) does satisfy the equation y=x.
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