riveraj15 riveraj15
  • 24-06-2016
  • Mathematics
contestada

Solve by the elimination method. Show your work
2x – 5y = 1
3x – 4y = -2

Respuesta :

caylus
caylus caylus
  • 24-06-2016
Hello,

2x-5y=1 |3|4
3x-4y=-2|-2|-5
------------------------

-7y=7 ==>y=-1
-7x=14==>x=-2

sol={(-2,-1)}

Answer Link

Otras preguntas

If 4/5xblank=2/5 what is blank?
Question 2 (Worth 3 points) (MC)The table below shows the number of immigrants to the United States from different regions of Europe between 1871 and 1910:
The odd- and even - number hotel rooms are on different sides of the hall. Room 231 is between witch two rooms
how are convergent boundaries different from divergent boundaries
is it true many scientists believe that new species develop from older species as a result of adaptation
in what ways might European empire building be understood as a single phenomenon?
explain how you can use a number line to show that 5/8 is greater than 3/8
TO get a certain shade of green paint, Melissa decides to mix 3 gallons of blue paint with 2 gallons of yellow paint. How much blue paint does Melissa need for
3 5\16 in decimal form
Why would it be difficult to rule Alexander's empire