duongchinh916
duongchinh916 duongchinh916
  • 21-07-2021
  • Mathematics
contestada

Please help me. I have no idea to this question.
a) 3ax+3ay-bx-by
b) 10ay²-5by²+2a²y-aby

Respuesta :

yungliberty
yungliberty yungliberty
  • 21-07-2021

Answer:

a)3a(x+y)-b(x+y)

=(3a-b)(x+y)

b)5y(2ay-by)+a(2ay-by)

=(5y+a)(2ay-by)

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