who221b
who221b who221b
  • 11-05-2016
  • Mathematics
contestada

What is the solution for this system of linear equations?
{23x+4=y
4−2x=y

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 11-05-2016
we can subsitute since
23x+4=y and
4-2x=y
therefor
23x+4=y=4-2x
so
23x+4=4-2x
minus 4 on both sides
23x=-2x
add 2x to both sides
25x=0
divide both sides by... uh oh
I guess x=0

sub
4-2(0)=y
4-0=y
4=y

the solution is (0,4)
Answer Link

Otras preguntas

which state of matter has the least amount of energy?
Write a system of equations with a solution (4,–3)
Why was is difficult for the Arab people to form one nation?
After what happened on April 19 can war between the colonies and Great Britain be avoided?
What is the mean of 87, 93, 86, 90, and 84?
Which of the kingdoms has the smallest number of known species
which seismic wave moves through earth at the fastest speed?
which state of matter has the least amount of energy?
The value square root of 53 of lies between which two consecutive integers?
which state of matter has the least amount of energy?