lmoten1 lmoten1

26-07-2021
Mathematics

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(3x – 5 – 7x2) – (–2 + 6x2 – 5x)

Respuesta :

mwabamwaba2004 mwabamwaba2004

26-07-2021

Answer:

8x-13x²-3

Step-by-step explanation:

you first have to work with the negative sign and the brackets by multiplying the negative sign by everything in the second brackets

3x-5-7x²+2-6x²+5x

then group the like terms

3x+5x-7x²-6x²+2-5

8x-13x²-3

I hope this helps

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