Question Find the roots z=89Alternative Form z=1.125 Evaluate 8z−9To find the roots of the expression,set the expression equal to 0 8z−9=0Move the constant to the right-hand side and change its sign 8z=0+9Removing 0 doesn't change the value,so remove it from the expression 8z=9Divide both sides 88z=89Solution z=89Alternative Form z=1.125 Show Solution