Question Simplify the expression y−4 Evaluate 1×y−4Solution y−4 Show Solution Find the roots y=4 Evaluate 1×y−4To find the roots of the expression,set the expression equal to 0 1×y−4=0Any expression multiplied by 1 remains the same y−4=0Move the constant to the right-hand side and change its sign y=0+4Solution y=4 Show Solution