ewan1
ewan1
24-03-2015
Mathematics
contestada
solve simultaneous equation
2x + 4y = 1
3x-5y=7
Respuesta :
Panoyin
Panoyin
25-03-2015
2x + 4y = 1 ⇒ 6x + 12y = 3
3x - 5y = 7 ⇒
6x - 10y = 14
22y
=
17
22 22
y = 17/22
2x + 4(17/22) = 1
2x + 3 1/11 = 1
-3 1/11 -3 1/11
2x
=
-2 1/11
2 2
x = -1 1/22
(x y) = (-1 1/22, 17/22)
Answer Link
VER TODAS LAS RESPUESTAS ( 39+ )
Otras preguntas
A rectangular prism has dimensions 2 feet by 3 by h feet.Which of the following expressions represents the volume, in cubic feet, of the prism?A. 3hB. 5hC. 6hD.
Producer A can produce 200 apples and 100 oranges in one day, or 400 apples and 0 oranges in one day. Producer A’s opportunity cost would be: A) analyzing the c
Although Jill felt that the material might be common knowledge, she still cited it because she wanted to avoid accusations of a perjury C. penury b. plagiarism
3. A property that does NOT depend on the amount of matter such as density, color, temperature. A. Intensive B. Extensive
urgent!!! Will mark brainliest if it is correct! Which combination of limit properties is required to evaluate the pictured limit function?A. Sum, product, powe
She will only buy the phone if it isn't so expensive.
A 9-pound carton of oatmeal costs $8.55. What is the unit price?
किसी ज्यूस या मोबाइल फ़ोन के लिए 20-30 शब्दों में विज्ञापन तैयार कीजिए ।please help ASAP
Which one of the following is the most likely reason why a stock price might not react at all on the day that new information related to the stock's issuer is r
You receive an individual in your lab who has evidence of extensive dismemberment. Which type of cut will likely give you the most information on the weapon?
