kensygomezowlxtz kensygomezowlxtz
  • 21-09-2017
  • Mathematics
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A teacher asked the class to solve the equation 3(x + 2) = 21.
Robert wrote 3x + 6 = 21 as his first step. Which property did he use?
(1) associative property (3) distributive property
(2) commutative property (4) zero property of addition

Respuesta :

Alaina2003 Alaina2003
  • 21-09-2017
Distributive, he distributed the 3 among the paranthesis

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LLOVER152 LLOVER152
  • 21-09-2017
Distributive property
Answer Link

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