Which expression is equivalent to 15+3x A) 3(5+x) B) 5(3+x) C) 3(5+3x) D) 5(3+3x)
2 answers:
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Answer:
C
Step-by-step explanation:
First, factor the original expression:
As we can see, D is the same as above. Eliminate D.
Go through each of the answer choices.
A:
This is equivalent to what we factored. Eliminate A.
B:
This is again equivalent to what we factored. Eliminate B.
C:
This cannot be simplified and it is not equivalent to what we have previously. C is not the equivalent expression.