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

The significance of the Open Door Policy for the United States lay in its (A) providing a use for the Philippines as a way station between China and the United
If it takes Mark twice as long to earn $6.00 as it takes Carl to earn $4.00, what is the ratio of Mark’s pay per hour to Carl’s pay per hour?
Please I have the answers I just want to double check them and Solvekey: B=42  A=93  N=29  X=361. (b-7)(2b-7)2. (4a-4)(5a-7)3. (5n-6)(4n+7)4. (2n=8)(8n+3)5. (6x
Which of the allies suffered the greatest losses on D-Day
What is 0.05 percent of 6.5?
How many miles can you get on one tank of gas if your tank holds 18 gallons and you get 22 miles per gallon?
China, Korea, and Japan share cultural similarities in part due to their (1) clashes with Russian imperialists (2) shared river systems (3) contacts through tra
least number that has 2, 3, 4, as factors
what is the kingdom and phylum of a euglena protest?
how do day and nightat uranus's equator change asthe uranus revolves around the sun?