Question Simplify the expression 80r21 Evaluate 75315÷(r×16)Cancel out the common factor 15 521÷(r×16)Use the commutative property to reorder the terms 521÷16rMultiply by the reciprocal 521×16r1Multiply the terms 5×16r21Solution 80r21 Show Solution Find the excluded values r=0 Evaluate 75315÷(r×16)To find the excluded values,set the denominators equal to 0 r×16=0Use the commutative property to reorder the terms 16r=0Solution r=0 Show Solution Find the roots r∈∅ Evaluate 75315÷(r×16)To find the roots of the expression,set the expression equal to 0 75315÷(r×16)=0Find the domain More Steps Evaluate r×16=0Use the commutative property to reorder the terms 16r=0Rewrite the expression r=0 75315÷(r×16)=0,r=0Calculate 75315÷(r×16)=0Cancel out the common factor 15 521÷(r×16)=0Use the commutative property to reorder the terms 521÷16r=0Divide the terms More Steps Evaluate 521÷16rMultiply by the reciprocal 521×16r1Multiply the terms 5×16r21Multiply the terms 80r21 80r21=0Cross multiply 21=80r×0Simplify the equation 21=0Solution r∈∅ Show Solution