aleiyahortega13 aleiyahortega13
  • 11-12-2020
  • Mathematics
contestada

4r + 5y = 10
- 1 - 8 = 3y

Respuesta :

crystivia
crystivia crystivia
  • 11-12-2020

Answer:

y = -3, r = 25/4

Step-by-step explanation:

4r+5y = 10

-1 - 8 = 3y <--- This can be simplified to:

-9 = 3y

-3 = y

Now we plug -3 into y in the first equation

4r + 5y = 10

4r + 5(-3) = 10

4r - 15 = 10

4r = 25

r = 25/4

Answer Link

Otras preguntas

can someone give me a poetry example??
Which of the following refers to the idea that every person must obey the law, even enforcing it?
4. Kamini uses a thick blanket for sleeping during cold weather. What is the function of the blanket? Explain your answer.​
Which of the following must be done at the end of an experiment?a) Clean all laboratory equipment and return it to the proper location.b) Wipe down your lab sta
Dev makes 600 cakes. 18% of the 600 cakes go to a hotel and 2/3 of the 600 cakes go to a supermarket. Calculate how many cakes he has left.
What is the correct IUPAC name for Mg₃P₂?
compare sexual and asexual reproduction
The sum of two numbers is 91 and their difference is 13. What are the numbers?
He loves talking to me all the time​
what is 3.1 × 10 1 in standard form