Equivalent Expressions

SAT Math· difficulty 2/5

Which expression is equivalent to 6x2+9x6x^2 + 9x?

  • A

    x(6x+9)x(6x + 9)

  • B

    3x(2x+3)3x(2x + 3)

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  • C

    3x(2x3)3x(2x - 3)

  • D

    3(2x2+3x)3(2x^2 + 3x)

Explanation

GCF of 6x26x^2 and 9x9x is 3x3x. Factoring: 6x2+9x=3x(2x+3)6x^2 + 9x = 3x(2x + 3).

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