Bruhhh2k17
Bruhhh2k17 Bruhhh2k17
  • 24-03-2017
  • Mathematics
contestada

X+y=1
x+3y=9

Solve plzzzzzzzzzzzzzzzzzzzz

Respuesta :

Аноним Аноним
  • 02-04-2020

Answer:

x = - 3

y = 4

Step-by-step explanation:

x + y = 1 | (-3)

x + 3y = 9

- 3x - 3y = - 3

   x + 3y = 9

_____________

- 3x + x = 9 - 3

- 2x = 6

2x = - 6

x = - 3

- 3 + y = 1

y = 1 + 3

y = 4

Answer Link

Otras preguntas

Fill in the blank : 1. In ___________________ there are as many as eleven standard times.
What were the two main reasons Spain sent expeditions to the Americas?
the transfer of goods, crops, and diseases between New and Old World societies after 1492 How was it called?
what is the difference between aquaculture and pisciculture?
What is the difference between electric motor and electric generator?
what skills do strong academic writers possess
What is the major difference between a solution and an ordinary mixture?
Two angles are complementary. They have measures of (7x + 2)° and (3x – 2)°, respectively. What is the value of x?18090910
-3x+11=4x+2-(2x-4) Please solve this problem with work. Thanks!
Devin has started a lawn care service. He will charge a mowing fee of $10 plus $3 per square yard of lawn. He also offers trimming service, at $8 plus $1 per ya