prettysaeed15 prettysaeed15
  • 01-03-2020
  • Mathematics
contestada

Solve the following system by substitution
(2x+3y=5
(5x - 4y=2​

Respuesta :

Ankitrraj707
Ankitrraj707 Ankitrraj707
  • 01-03-2020

Answer:

2x+3y=5____(i)

5x - 4y=2____(ii)

3y=5-2x

Y=5-2x/3

Now, putting the value of Y in ii,

5x - (5-2x/3)4=2

15x-20+8x=6

23x=20

X=20/23

Y=75/69

Answer Link

Otras preguntas

Why was Emmeline Pankhurst significant?
I am so confused about this graphing problem, just need answer doesn't have to show workRectangle ABCD has a length of 9 and a width of 7. Point D is the ordere
how do I solve 9 1/9 - 5/6
which is an example of a physical change* metal rusting*silver tarnishing* water boiling* paper burning
what did the Muslims gain from the crusaders ?
what is the ordered pair solution for;x + 2y = 53x - y = 1
7kg of soybean oil which costs $4/kg was combined with 14kg of canola which costs $1/kg. Find the cost per kg of mixture.
3x-150=1778. Help me please I need help bad
food couldn't reach the stomach without the esophagus and the what
what is the ordered pair solution for;x + 2y = 53x - y = 1