Question Simplify the expression 1389−4d Evaluate 1400−11−4dSolution 1389−4d Show Solution Find the roots d=41389Alternative Form d=347.25 Evaluate 1400−11−4dTo find the roots of the expression,set the expression equal to 0 1400−11−4d=0Subtract the numbers 1389−4d=0Move the constant to the right-hand side and change its sign −4d=0−1389Removing 0 doesn't change the value,so remove it from the expression −4d=−1389Change the signs on both sides of the equation 4d=1389Divide both sides 44d=41389Solution d=41389Alternative Form d=347.25 Show Solution