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 ( 31+ )
Otras preguntas
Shyla answered 38 out of 40 questions correctly on the quiz. What percent did she answer correctly? She answered 95% correctly. Show the proportion and work tha
What is the mass in grams of 5.90 mol C₈H₁₈
Which ordered pairs make both inequalities true? Check all that apply. First get brainliest!!!
Active Identifying Structures in the Cell Identify the labeled structures. A,B,C,D,E
ANY MATH EXPERTS PLS HELP RN I GOT 30 MIN LEFT I'll MARK BRAINLIEST TO WHO ANSWER'S FIRST (If you know the answer but you can't answer it put the answer in the
What type of government is controlled by 100 elders who hold their position for life
How many moles of H are present in 3 moles of carbon trihydride? a. 3 b. 12 c. 6 d. 9
What is the solution to this system of equations? 5x + 2y 29 x + 4y= 13 OA. A. X= 5, y = 3 OB. X= 2, y = 5 OC. x = 5, y = 2 OD. x= 3, y = 2
Find the slope of the line y = –5x − 1
hello ! just had a quick question this may sound weird, but does crying make you weak? heh pretty dumb question, i know just wanted to hear your thoughts :D i c
