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

Heterozygous genes will always display a dominant trait.
Is two thirds the same as four sixths
Which feature of the Roman Republic's government is also a feature of the United States' government? a Senate with 300 members appointed by the head of governme
what was the result of the peloponnesian war?
write these fractions in ascending order. 5/8 3/4 1/2 9/16.
Why do you think England passed the Tea Act?
Which concept would states’ rights advocates have supported during the 1860 presidential election? the abolition of slavery the idea of popular sovereignty the
Harry needs £400 to buy a new computer. He has saved £160 so far. What percentage has Harry saved
What is the capital of Maine
A coat regularly sells for $59.00. It is on sale for 20% off. What is the sale price of the coat?