Seudónimo Seudónimo
  • 03-04-2017
  • Mathematics
contestada

PLEASE HELP ME! 20POINTS!

Simplify: 9(a + b) + 4(3a + 2b)
A) 13a 13b
B) 21a + 17b
C) 21a + 2b
D) 38ab

Respuesta :

23rasch
23rasch 23rasch
  • 03-04-2017
9a+9b+12a+8b
21a+17b
B) 21a+17b
Answer Link
dystychiphobia
dystychiphobia dystychiphobia
  • 03-04-2017
The answer is B! 21a +17b.
I don't have the steps at the moment! Sorry!
Answer Link

Otras preguntas

Selena played 32 games of chess. If she won x games, which expression represents her losses?
What is the answer to 7 3/4=x/8?
How did brazil gain its independence??
Why is the nirtogen cycle important to the ecosystem??
2.03 Asignación - QuizSusana:  ¡Wujuu!  Hace _________ aquí en las aguas tropicales.Pablo:  Sí, Susana, estamos en la costa de México y siempre hace calor en el
Please explain I don't know
What is the tool that tracks the movement of clouds?
There have been many film adaptations of Mary Shelley's novel Frankenstein. How do most film adaptations differ from the original text version of the story? A.
What is the answer to 2h/15=20?
Estimate 19 percent of 112