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 ( 24+ )
Otras preguntas
5/22 is that rational number
Why would lower front left side of abdomen cause pain and swollen?
How is sectionalism related to freedom
The scale on a map of Virginia shows that 1 inch represents 30 miles. The actual distance from Richmond,VA, to Washington, D.C. is 110 miles. On the map, how ma
what was an immediate result for Japan after World War 1
In this experiment, we will be performing a titration with a buret. place the steps in order. 1. record the ph when 0.0 ml of naoh has been added to your beaker
two trains leave stations 210 miles apart at the same time and travel tword each other. one train at 85 miles per hour while the other travels at 65 miles per h
Con_pasas tiempo lie fines de semana
PLEASE HURRY.The habitable part of earth's surface has been estimated to cover 60 trillion square meters. Estimate the percent of this area occupied by humans i
Which sentence correctly uses the semicolon? * Today we went to the store therefore; we were late getting home from school. Today we went to the store; therefor
