Question Simplify the expression −r Evaluate 11r−12rCollect like terms by calculating the sum or difference of their coefficients (11−12)rSolution −r Show Solution Find the roots r=0 Evaluate 11r−12rTo find the roots of the expression,set the expression equal to 0 11r−12r=0Subtract the terms More Steps Simplify 11r−12rCollect like terms by calculating the sum or difference of their coefficients (11−12)rSubtract the numbers −r −r=0Solution r=0 Show Solution