dinodan
dinodan dinodan
  • 03-11-2016
  • Mathematics
contestada

Solve the system using elimination

x + 2y = 1
4x + y = 11

Respuesta :

Azieq
Azieq Azieq
  • 03-11-2016
x + 2y = 1 ______×1
4x + y = 11 _____ ×2

x + 2y = 1
8x + 2y = 22

8x + 2y = 22
(-)
x + 2y = 1
_____________
7x = 21

x = 3

3 + 2y = 1
2y = 2
y = 1

i am a mathematics teacher. if anything to ask please pm me
Answer Link

Otras preguntas

What number is 30 more than -16?
I am really unsure about this question can someone help me daily decisions are often made out of habit true or false
On which type of simple machine would you found a fulcrum? Explain what a fulcrum is.
what did a japanese temple look like? from what material was it made?
What is a limited supply of something?
Why did President Roosevelt need to create a Second New Deal?
during the 10 day period, addie ran 5 days. describe the distance addie ran on those 5 days
A circular swimming pool has a diameter of 12 m. What is the approximate circumference of the swimming pool? Use pi star times = 3.14. Express your final answer
Urine passes through the ________. A. renal hilum to the bladder to the ureter B. pelvis of the kidney to ureter to bladder to urethra C. glomerulus to ureter t
Name one famous quote or saying from Samuel Adams.