Question Simplify the expression 7r1 Evaluate 70120÷(r×12)Cancel out the common factor 10 712÷(r×12)Use the commutative property to reorder the terms 712÷12rMultiply by the reciprocal 712×12r1Cancel out the common factor 12 71×r1Solution 7r1 Show Solution Find the excluded values r=0 Evaluate 70120÷(r×12)To find the excluded values,set the denominators equal to 0 r×12=0Use the commutative property to reorder the terms 12r=0Solution r=0 Show Solution Find the roots r∈∅ Evaluate 70120÷(r×12)To find the roots of the expression,set the expression equal to 0 70120÷(r×12)=0Find the domain More Steps Evaluate r×12=0Use the commutative property to reorder the terms 12r=0Rewrite the expression r=0 70120÷(r×12)=0,r=0Calculate 70120÷(r×12)=0Cancel out the common factor 10 712÷(r×12)=0Use the commutative property to reorder the terms 712÷12r=0Divide the terms More Steps Evaluate 712÷12rMultiply by the reciprocal 712×12r1Cancel out the common factor 12 71×r1Multiply the terms 7r1 7r1=0Cross multiply 1=7r×0Simplify the equation 1=0Solution r∈∅ Show Solution