Question Simplify the expression 20dby1 Evaluate 1000÷(dby×20000)Use the commutative property to reorder the terms 1000÷(20000dby)Rewrite the expression 20000dby1000Solution 20dby1 Show Solution Find the excluded values d=0,b=0,y=0 Evaluate 1000÷(dby×20000)To find the excluded values,set the denominators equal to 0 dby×20000=0Use the commutative property to reorder the terms 20000dby=0Evaluate dby=0Separate the equation into 3 possible cases d=0b=0y=0Solution d=0,b=0,y=0 Show Solution