Question Simplify the expression −4r Evaluate r×11−r×15Use the commutative property to reorder the terms 11r−r×15Use the commutative property to reorder the terms 11r−15rCollect like terms by calculating the sum or difference of their coefficients (11−15)rSolution −4r Show Solution Find the roots r=0 Evaluate r×11−r×15To find the roots of the expression,set the expression equal to 0 r×11−r×15=0Use the commutative property to reorder the terms 11r−r×15=0Use the commutative property to reorder the terms 11r−15r=0Subtract the terms More Steps Simplify 11r−15rCollect like terms by calculating the sum or difference of their coefficients (11−15)rSubtract the numbers −4r −4r=0Change the signs on both sides of the equation 4r=0Solution r=0 Show Solution