Question Simplify the expression 9dby4 Evaluate 8÷(dby×18)Use the commutative property to reorder the terms 8÷(18dby)Rewrite the expression 18dby8Solution 9dby4 Show Solution Find the excluded values d=0,b=0,y=0 Evaluate 8÷(dby×18)To find the excluded values,set the denominators equal to 0 dby×18=0Use the commutative property to reorder the terms 18dby=0Evaluate dby=0Separate the equation into 3 possible cases d=0b=0y=0Solution d=0,b=0,y=0 Show Solution