Question Simplify the expression 4dby5 Evaluate 21÷(dby×52)Use the commutative property to reorder the terms 21÷(52dby)Rewrite the expression 21÷52dbyMultiply by the reciprocal 21×2dby5Multiply the terms 2×2dby5Solution 4dby5 Show Solution Find the excluded values d=0,b=0,y=0 Evaluate 21÷(dby×52)To find the excluded values,set the denominators equal to 0 dby×52=0Use the commutative property to reorder the terms 52dby=0Evaluate dby=0Separate the equation into 3 possible cases d=0b=0y=0Solution d=0,b=0,y=0 Show Solution
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