Respuesta :

akabane009

Answer:

If you are asking to factorise..

Step-by-step explanation:

=> 5x² + 28x + 15

=> 5x² + (25+3)x + 15

=> 5x² + 25x + 3x + 15

=> 5x(x + 5) + 3(x + 5)

=> (x + 5)(5x + 3)

mayuresh77

Answer:

5x² +28x+15

5x² +25x+3x+15

5x(x+5)+3(x+5)

(x+5)(5x+3)

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