iaagsoab
iaagsoab iaagsoab
  • 03-12-2020
  • Mathematics
contestada

Solve equations by using elimination
-4+5y= 13
X-5y=21
( , )

Respuesta :

maraki404
maraki404 maraki404
  • 03-12-2020

Answer:

y=17/5 ,x= 38

Step-by-step explanation:

-4+5y =13 add 4 both side

4-4+5y=13+4

5y=17

5y/5=17/5 y=17/5

x-5y=21

x-5(17/5)=21

x-17=21

x=21+17= 38

Answer Link

Otras preguntas

CO2 + H2O à H2O3 Is the above chemical equation balanced? Why or why not?
Lex invested $800 into a savings account. After 3 years, her account earned $50 in interest. What was the interest rate on the account?HELP
Answer 24-25 please, please do not comment nonsense if not you will be reported. The first accurate and correct answer gets brainliest
HELP ME THIS DUE IN LIKe 2 MINUTES HELPY HELP HELP
What body of water is located between 60°N and 80°N? Please helppp!
What are people finding in the fish’s stomachs?
Why is the time series useful as a management tool? A) It estimates the probability of extinction. B) It estimates the harvested numbers. C) It monitors a popul
Please please help pleaseeeeee also .. it wouldnt let me crop the photo ..
Use the following figure to answer the question. <5and <7 are angles.
how did women help the war effort abroad