Question Simplify the expression −2d Evaluate 5d−7dCollect like terms by calculating the sum or difference of their coefficients (5−7)dSolution −2d Show Solution Find the roots d=0 Evaluate 5d−7dTo find the roots of the expression,set the expression equal to 0 5d−7d=0Subtract the terms More Steps Simplify 5d−7dCollect like terms by calculating the sum or difference of their coefficients (5−7)dSubtract the numbers −2d −2d=0Change the signs on both sides of the equation 2d=0Solution d=0 Show Solution