Question which-

2.4 Equivalent Expressions - Simplifying polynomials
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Which expression is equivalent to 34 x + 34 y ?

A.

34 x y

B.

34(x+y)

C.

68 y

D.

68 x

Which expression is equivalent to 34 x + 34 y ?

Easy-difficulty · SAT Math · Equivalent Expressions — Simplifying polynomials. Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.

Answer explanation

Choice B is correct. Since 34 is a common factor of each term in the given expression, the expression can be rewritten as 34x+y.

Choice A is incorrect and may result from conceptual or calculation errors.

Choice C is incorrect. This expression is equivalent to 34y+34y.

Choice D is incorrect. This expression is equivalent to 34x+34x.