puto9 puto9
  • 18-09-2020
  • Mathematics
contestada

1.
Which expression is equal
to 3(5x - 6) - 2(4x + 5)?
A 7x - 1
B 9x - 1
C 9x - 13
D 7X – 28

Respuesta :

anubalkuti129
anubalkuti129 anubalkuti129
  • 18-09-2020

Answer:

D 7x -28 i think it is like this

Ver imagen anubalkuti129
Answer Link
kosisoolikagu
kosisoolikagu kosisoolikagu
  • 18-09-2020
3(5x-6)-2(4x+5)
15x-18-8x-10
Collect like terms:
15x-8x-18-10
= 7x-28
Answer Link

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