samuraijack443
samuraijack443 samuraijack443
  • 03-11-2020
  • Mathematics
contestada

Solve the following system of equations for x:
2x + y = -2
and
4x+y=-8
PLEASE HELP ME. IMMA FAIL

Respuesta :

coens04
coens04 coens04
  • 03-11-2020

Answer:

x=0.5

Step-by-step explanation:

2x+y= -2

and

4x+y= -8 so...

2x+y= -2 = 4x+y= -8

2x+4x= 6x

y+y=2y

-2+-8= -10

6x+2y= -10

2y- -10= 12

6x=12

6/12=0.5

x=0.5

Answer Link

Otras preguntas

8. Which of the following countries is the most extreme example of a centrally-planned economy? Hong Kong Great Britain North Korea
Solve for x, y, and z
Given the function f(x)=7x+3 , evaluate and simplify the expressions below. See special instructions on how to enter your answers.
An argument must have a true conclusion in order to be valid. True or false
Evaluate the expression 5(7 – 4)2 = 3 + 11. (5 points) 14 3 33 26
Which statement about the legal risks of misusing prescription drugs is TRUE? a. Using prescription drugs exactly as prescribed can result in legal sanctions b
6. Why is the ending of the story ironic, or the opposite of what you would expect?
Write the advantages of modern periodic table write as more as you can and don't copy the same thing​
what will be a good hook in an essay if the topic is about " the one time you couldn't trust ur friends"
What are the factors of the terms 6a + 1 lb