Which expression is equivalent to 15 w^2 + 8 w ?

The correct answer is A. Choice A is correct. Since each term of the given expression has a common factor of w , it may be rewritten as w ( 15 w + 8 ) . Therefore, the expression w ( 15 w + 8 ) is equivalent to 15 w^2 + 8 w .

SAT Question 50338a48: Answer, Explanation & Desmos Solution

Choice B

Choice B is incorrect. This expression is equivalent to $120 w^{2} + 8 w$ , not $15 w^{2} + 8 w$ .

Choice C

Choice C is incorrect. This expression is equivalent to $120 w^{3} + 15 w^{2}$ , not $15 w^{2} + 8 w$ .

Choice D

Choice D is incorrect. This expression is equivalent to $23 w^{2} + 23 w$ , not $15 w^{2} + 8 w$ .

Explanation

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Why the other choices are wrong

SAT Question 50338a48: Equivalent Expressions answer and explanation with Desmos solution

Explanation

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Why the other choices are wrong