Johnwalston Johnwalston

17-04-2020
Mathematics

contestada

Subtract: 4x^3−6x^3+8x−9 from 7x^3−16x+18. plz help
I give lot of pointz

Respuesta :

amna04352 amna04352

18-04-2020

Answer:

9x³ - 24x + 27

Step-by-step explanation:

7x³ − 16x + 18 - (4x³ − 6x³ + 8x − 9)

7x³ - 16x + 18 + 2x³ - 8x + 9

9x³ - 24x + 27

Answer Link

wegnerkolmp2741o wegnerkolmp2741o

18-04-2020

Answer:

9x^3-24x+27

Step-by-step explanation:

7x^3−16x+18 - (4x^3−6x^3+8x−9)

Distribute the minus sign

7x^3−16x+18 - 4x^3+6x^3-8x+9

Combine like terms

7x^3 -4x^3 +6x^3 -16x-8x +18+9

9x^3-24x+27

Answer Link

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