slumpedzeke76
slumpedzeke76 slumpedzeke76
  • 04-12-2020
  • Mathematics
contestada

plz help with this math problem ​

plz help with this math problem class=

Respuesta :

Imstillhuman
Imstillhuman Imstillhuman
  • 04-12-2020

Answer:

D. -3r^2 + 11r + 9

Step-by-step explanation:

8r + 4r^2 + 3r + 9 - 7r^2

shift somethings around so it's easier to tell

4r^2 - 7r^2 + 8r + 3r + 9

simplify/add

-3r^2 + 11r + 9

Answer Link

Otras preguntas

Down syndrome is a genetic disorder that is also called trisomy 21. A person with Down Syndrome has an extra copy of chromosome 21. Which best describes the gen
what is allotropy in chemistry​
Phosphorus does not exist where? O In living organisms O Ocean sediment O Volcanoes O Atmosphere No link plz
Andrew is stationed at point y, 20m from the base of a tall building. He looks up to the top of the building at an angle of 60°. How high is the building? give
Martine works 41.5 hours a week for 48 weeks a year. Estimate how many hours martine works a year
Which number is an irrational number? A. 8.12512512515 B. -741 C. 149 D. 50 help … please :)
Fine the midpoint of the line segment joining points A and B. A(4,-7); B(4,1)
Would you rather eat a whole food or a processed food? Which kind of food is healthier for you? Whole foods include fruits, vegetables, whole grains, dairy, egg
Someone help me with this plz
Summarize the rules for multiplying powers with the same base, dividing powers with the same base, raising a product to a power, and raising a power to a power,