Mathematics, 29.03.2021 20:30 khaylaperry
Noah says that 9x−2x+4xis equivalent to 3x, because the subtraction sign tells us to subtract everything that comes after 9x.
Elena says that 9x−2x+4xis equivalent to 11x, because the subtraction only applies to 2x.
Who is correct? And why are they correct?
Group of answer choices
Elena
Noah
Answers: 3
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Noah says that 9x−2x+4xis equivalent to 3x, because the subtraction sign tells us to subtract everyt...
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