Steph23465
Steph23465
04-02-2016
Mathematics
contestada
Y=-2x-6
Y=x+9
Elimination method
Respuesta :
apologiabiology
apologiabiology
04-02-2016
so we have
y=-2x-6
y=x+9
elimination
multiply second by e
2y=2x+18
just add them
y=-2x-6
2y=2x+18 +
3y=0x+12
3y=12
divide by 3
y=4
subsitue
4=x+9
subtract 9
-5=x
x=-5
y=4
Answer Link
VER TODAS LAS RESPUESTAS ( 27+ )
Otras preguntas
question is the picture:
Describe the multiplication pattern and find the next two terms. 40, 20, 10, 5, 2.5, … A. The first term is 40. Each term is multiplied by 0.5. The next tw
I need help solving my science question
JULIET AND ROMEO HELP 20 POINTS How does Tybalt's reaction to Romeo's presence affect the way that readers view the first meeting of Romeo and Juliet? Questi
Currently, the rate of sea-floor spreading in the Atlantic is thought to be ________,
if you randomly choose a dinner combination from the tree diagram shown,what is the probability that you choose a dinner with a chicken burrito
what is the quotient? 10m^5n^2-30mn/5mn
What is the term that is used to describe a key factor required to start a fission reaction? chain reaction critical mass neutron absorption neutron moderation
Help .................................................
How did life change for African Americans in the 1950s?
