Question Simplify the expression 198r43 Evaluate 55215÷(r×18)Cancel out the common factor 5 1143÷(r×18)Use the commutative property to reorder the terms 1143÷18rMultiply by the reciprocal 1143×18r1Multiply the terms 11×18r43Solution 198r43 Show Solution Find the excluded values r=0 Evaluate 55215÷(r×18)To find the excluded values,set the denominators equal to 0 r×18=0Use the commutative property to reorder the terms 18r=0Solution r=0 Show Solution Find the roots r∈∅ Evaluate 55215÷(r×18)To find the roots of the expression,set the expression equal to 0 55215÷(r×18)=0Find the domain More Steps Evaluate r×18=0Use the commutative property to reorder the terms 18r=0Rewrite the expression r=0 55215÷(r×18)=0,r=0Calculate 55215÷(r×18)=0Cancel out the common factor 5 1143÷(r×18)=0Use the commutative property to reorder the terms 1143÷18r=0Divide the terms More Steps Evaluate 1143÷18rMultiply by the reciprocal 1143×18r1Multiply the terms 11×18r43Multiply the terms 198r43 198r43=0Cross multiply 43=198r×0Simplify the equation 43=0Solution r∈∅ Show Solution