Question Simplify the expression 299−D Evaluate 299−1×DSolution 299−D Show Solution Find the roots D=299 Evaluate 299−1×DTo find the roots of the expression,set the expression equal to 0 299−1×D=0Any expression multiplied by 1 remains the same 299−D=0Move the constant to the right-hand side and change its sign −D=0−299Removing 0 doesn't change the value,so remove it from the expression −D=−299Solution D=299 Show Solution