dtwinkie13 dtwinkie13
  • 16-01-2022
  • Mathematics
contestada

Combine binomials ? How to do step by step please I’m confused (3x+1)(6x-9)

Respuesta :

reaganflora1
reaganflora1 reaganflora1
  • 16-01-2022

Answer:

18x^2 + 33x - 9

Step-by-step explanation:

to combine, i like using the foil method

3x x 6x = 18x^2

3x x -9 = 27x

1 x 6x = 6x

1 x -9 = -9

and then just combine those together

18x^2 + 27x + 6x -9

and then add the 2 in the middle

18x^2 + 33x - 9

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