nsegloriaMega nsegloriaMega
  • 03-11-2016
  • Mathematics
contestada

Subtract and simplify: (11x2 + 7) – (6x2 + 3x – 3)



A.


5x2 + 3x + 10


B.


5x2 – 3x + 10


C.


5x2 – 3x – 4


D.


17x2 + 3x – 4

Respuesta :

kingburrito
kingburrito kingburrito
  • 03-11-2016
Let's simplify step-by-step.

11x2+7−(6x2+3x−3)
Distribute the Negative Sign:
=11x2+7+−1(6x2+3x−3)
=11x2+7+−1(6x2)+−1(3x)+(−1)(−3)=11x2+7+−6x2+−3x+3
Combine Like Terms:
=11x2+7+−6x2+−3x+3
=(11x2+−6x2)+(−3x)+(7+3)=5x2+−3x+10
Answer:B
=5x2−3x+10
Answer Link

Otras preguntas

Calculate the number of moles in 625mL of a 3.0 M NaOH solution
Solve by completing the square
What is being reduced in the process of alcoholic fermentation in yeast?.
Brainliest! Please answer quickly! ___________________________
this class the only class that does not report my memes so i thank you guys for that
The area of a rectangular garden is 3927cm . If the width of the garden is 51 m , what is its length?
Think about what you have learned about the role that plants play in their ecosystem. Write a response in complete sentences below that includes the answers to
Felix is dividing 322 by 12. He says the answer is going to be smaller than 322. Do you agree with him and why?
How long do peeled boiled eggs last in the refrigerator?.
3 3/5 + 1 1/6 answer as a fraction