Which expression below is equivalent to 2x + 8? 8(x + 1) 2(x + 2) + 2 x + 2(x + 4) x + 4 + x + 4

Question

Which expression below is equivalent to 2x + 8?
8(x + 1)
2(x + 2) + 2
x + 2(x + 4)
x + 4 + x + 4

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Jezebel 4 years 2021-08-14T16:42:17+00:00 1 Answers 14 views 0

Answers ( )

  1. Orla
    0
    2021-08-14T16:43:47+00:00
    Reply

    Answer: D) x+4+x+4

    The two x terms combine to x+x = 2x

    The other pair of like terms, the constants, add to 4+4 = 8

    Overall we get 2x+8

    2x+8 is also equivalent to 2(x+4) when you factor out the GCF 2.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )