krb2
krb2
10-02-2017
Mathematics
contestada
need to solve x and y
Respuesta :
afbc1028
afbc1028
10-02-2017
3x-4y=18
3x-y= 18/4 = 9/2
x-y = 9/2 / 3/1
x-y= 3/2
x = (3/2) + y
x+3y = -7
x+y= -7/3
x= (-7/3) -y
Answer Link
Notoeis2
Notoeis2
10-02-2017
2. x= 2
y= -3
4. x= 8.5
y= 4.7
Answer Link
VER TODAS LAS RESPUESTAS ( 53+ )
Otras preguntas
Rewrite the division as a fraction to divide integers.
read above immediately UNDERSTAND DENT
What was Plessy vs Ferguson and why was it important?
What are the 4 characteristics of hypothesis?
Analiza las palabras compuestas cueripardos y almiprietos. ¿Qué dos palabras forman cada palabra? Infiere su significado y consulta el glosario para ver si esta
in what country does the feminist movement not yet gathered momentum because most women are ignorant about what gender ?
Which phrase from the excerpt most clearly suggests what Tommy thinks a life at sea will bring?
What are 2 shapes that are similar?
What is the relationship between water clarity and sea otter survival?
Can you give me the the whole answer on how to solve it so my teacher do at ask why I picked it Read the proof. Given: mH = 30°, mZJ = 50°, mZP = 50°, mZN = 100