citlallih citlallih
  • 19-05-2021
  • Mathematics
contestada

—3x — Зу = 9
— 3х + y = 1

Respuesta :

nadineine
nadineine nadineine
  • 19-05-2021

Answer:

X = - 1

Y = - 2

Step-by-step explanation:

[tex] - 3x - 3y = 9 \\ + \\ - 3x + y = 1 \\ = \\ - 3x - 3y = 9 \\ + \\ 3x - y = - 1 \\ = \\ - 4y = 8 \\ y = 8 \div -4 = - 2 \\ - 3x + ( - 2) = 1 \\ - 3x = 3 \\ x = - 3 \div 3 = - 1[/tex]

Answer Link

Otras preguntas

QUESTION 3 How might the Inquisition affect social relationships?​
Name two acute angles
The following charges are located inside a submarine: 6.95 µC, −9.00 µC, 27.0 µC, and −90.5 µC. (a) Calculate the net electric flux through the hull of the subm
Here's a graph of a linear function. Write the equation that describes that function. Express it in slope-intercept form.
Can someone please help me?
Aaron has a combination of nickels, dimes, and quarters in his pocket. Aaron's collection of coins is represented in the matrix below. 1 1 1 14 2 0 -1 0 .05 10
how many US senators are elected by each state?
Describe the mathematical relationship between the gravitationalpotential energy of an object and its height above a reference point.​
Which of the following is the solution set for -3t + 11 > 20? t < 3 t > 3 t < -3 t > -3
list three departments that are most crucial to the office of the president