Noah says that 9x - 2x + 4x is equivalent to 3x, because the subtraction sign tells us to subtract everything that comes from af

Question

4 years ago

7

Noah says that 9x - 2x + 4x is equivalent to 3x, because the subtraction sign tells us to subtract everything that comes from af

ter 9x. Elena says that 9x - 2x + 4x is equivalent to 11x, because the subtraction only applies to 2x. Do you agree with either of them? Explain ur reasoning. i

Mathematics

1 answer:

Alex787 [66] · Answer 1 · 2022-02-16T14:19:27+03:00

Alex787 [66]4 years ago

5 0

Agree with Elena. Noah is wrong. If it is 9x-(2x+4x) then it equals to 3x.