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29 August, 07:56

What is 15x plus 6x?

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Answers (2)
  1. 29 August, 09:39
    0
    Answer: 21x

    Combine like terms. Treat the terms just like regular numbers: 15 and 6. Then add x after your answer.

    Ex. 56x + 7x = 63x

    44y - 7y = 37y

    2x + 6y - 8x + y = - 6x + 7y
  2. 29 August, 09:45
    0
    15x + 6x = 21x

    just add the numbers, but Dont forget to put back the "x"
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