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

Peers provide practice in emotional regulation, empathy, and _____. a. artistic skills b. romantic skills c. social understanding d. academic skills
What was the main idea of the Code of Hammurabi?
what is newly formed land consisting of and arc shaped island chain called?
Please help I will reward brainliest
This is the problem on my grandson's homework The difference between two numbers is 361. What might the numbers be? Show 2 different possible solutions?
A 1250 kg car is moving down the highway with a velocity of 32.0 m/s when it bumps into the car ahead of it which has a mass of 875 kg and a velocity of 25.0 m/
6 to he second power to the second power times six to the negitive fith power (6 to the power of 2) to the power of 2 x 6 to the power of negitive 5
What is 71.634 rounded to the nearest hundredth? A. 72 B. 71.64 C. 71.63 D. 71.6
5x-3y when x=7 and y=-8
Give electron configurations for atoms of these elements na k i ne