ayedzughier
ayedzughier
04-04-2021
Mathematics
contestada
x+y=4
x-y=-2
who can solve it?
Respuesta :
meowmeow223334
meowmeow223334
04-04-2021
Use elimination
x + y = 4
x - y = -2
Subtract both sides
2y = 6, y = 3
Plug 3 into y to find x
x + 3 = 4
x = 1
Solution; x = 1, y = 3
Answer Link
VER TODAS LAS RESPUESTAS ( 46+ )
Otras preguntas
A researcher estimates that a fossil is 3200 years old. Using carbon-14 dating, a procedure used to determine the age of an object, the researcher discovers tha
An example of an amendment to the U. S. Constitution that shows the principle of federalism is how the 26th Amendment allows 18-year-old citizens to vote in st
The Cajun holy trinity includes all of the following EXCEPT O A. onion. B. celery. • c. jalapeno. • D. green bell pepper.
Purchased a 1000$ bond for 950$. I'll get 50$ a year and it matures in 20 years. I want to know the interest rate I am earning.
n rayo luminoso incide sobre una superficie con un ángulo de incidencia igual a 45°, si al llegar a la superficie el rayo se refleja, ¿cuál es el valor del ángu
What is the current of the ammeter?
Anna surveyed 300 of the students in her school about their favorite color. 186 students said their favorite color was red. What percentage of the surveyed stud
what is social education?
Martin orders a pasta dish that is priced at $11.99. He also orders a drink. The total cost for the pasta and drink is $14.48. Which of the following equations
Respond in a complete sentence in Spanish. ¿Qué haces tú antes de la escuela?
