clarissa0811ou3f8i clarissa0811ou3f8i
  • 03-08-2017
  • Mathematics
contestada

solve the system of equations using elimination. 3p+9q=6 5p-5q=30

Respuesta :

dpokharnaotzjgn
dpokharnaotzjgn dpokharnaotzjgn
  • 03-08-2017
45p-45q=270
15p+45q=30

Solving this will get 60p=300 so p=5
Plug it in and we get 15+9q=6 so q=-1

The answer is p=5 q=-1


Answer Link
JessicaDaggett16
JessicaDaggett16 JessicaDaggett16
  • 03-08-2017
3p+9q=6
5p-5q=30

3(5)+9(-1)=6
15-9=6✔

5(5)-5(-1)=30
25+5=30✔

p=5
q=-1
Answer Link

Otras preguntas

Vì sao nhà quản lý luôn phải xây dựng các kế hoạch đảo ngược tình huống khi ra quyết định quản lý?
The curve y=2x^3+ax^2+bx-30 has a stationary point when x=3. The curve passes through the point (4,2). (A) Find the value of a and the value of b. #secondderiv
Do You Agree or Disagree With Euthanasia or Mercy Killing?
Explain whether or not you think civil rights legislation is still needed today.
ANSWER ALL PLEASE AND THANK YOU SO MUCH In order to stop a war between Spain and Portugal, the Pope created this imaginary boundary to split the world between t
Easy as Pie How do the events of the story change the narrator? A. He decides he will never again allow his mom to interfere with his plans to be a profession
A lady walks 10 m to the north, then she turns and continues walking 30 m due east.Determine her(a) distance covered(b) displacement.
I need help ASAP!!! PLEASE EXPLAIN ANSWER
China uses its lumber supply to make millions of __________ each year. A. shoes B. weapons C. chop sticks D. bamboo drums Please select the best answer from the
Question 10: What is a K-turn?