Option B: is the correct answer.
Explanation:
The given expression is
Simplifying the expression, we have,
Factor the equations, and
,we get,
Substituting these factored expressions in the above expression, we have,
Cancelling the common terms and
, we get,
Thus, the expression equivalent to is
Hence, Option B is the correct answer.
Given :
Liam has a bag of b beads.
He gives 20 beads to his sister.
He then makes 4 necklaces with the same of beads on each necklace using all of the remaining beads.
To Find :
Write an expression that represents the number of beads on each necklace.
Solution :
Number of necklace remains after giving 20 beads to his sister is ( b - 20 ).
Number of beads on each necklace using all of the remaining beads is :
Hence, this is the required solution.