Debiklauminzer Debiklauminzer
  • 02-04-2020
  • Mathematics
contestada

Solve the following systems of equations

x+3y=-23
-x+4y=-26

Respuesta :

georgiabut
georgiabut georgiabut
  • 02-04-2020

Answer:

y = -7, x = 2

Step-by-step explanation:

x+3y=-23  (eq 1)

-x+4y=-26 (eq 2)

eq1 + eq 2

7y = -49

y = -7

Sub y = -7 into eq 1

x+3(-7) =-23

x -21 = -23

x = 2

Answer Link

Otras preguntas

When male langurs take over another male's group, they sometimes kill all the young infants. what is the evolutionary explanation for this behavior? it increase
Lee la frase y escoge la respuesta correcta para completar la frase. Read the sentence and choose the best response to complete the sentence. El poema Hombres
Since precambrian time, ending about 544 million years ago, time on earth has been divided into three major
Why were women and children forced to work in the late 1800s?
What is the vertex of the graph of the function below? y=x^2-10x+24
How is a tropical wet climate similar to a tropical wet-and-dry climate? How are they different?
Which reason provides the strongest support for the claim? Defacing a coin of the realm was against the law, so when women deliberately stamped “Votes for Women
Fill in the blanks with the words in the boxes.
If 5(x - 4) + 2 = -173, what is the value of x?
what is sin 7 (3.14) /4