prettysaeed15 prettysaeed15

01-03-2020
Mathematics

contestada

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

Respuesta :

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

How were the religion and the government of the Maya connected?

A missile, diameter 2m and length 10m is tested in a wind tunnel to determine the forces acting on the real prototype A 1/20th scale model is to be used if the

8. Earth's external heat engine is driven by A. isotopes B moon C. solar power D. cosmic radiation E. meteorites

many lichens are composed of fungi and algae. The fungi get sugars from the algae, and the algae get water, minerals, and proteins from the fungi. Which of the

what are the economic factors that created a market for slaves

Cayla drew a triangle and measures two of the sides to be 10 inches and 15 inches. What could be true of the missing side? * 1 point The third side is equal to

How did Washington keep his men in line?

What four agreements that worked for 10 years made up the Compromise of 1850? A. California would be admitted as a free state. B. A border dispute between Texa

write the number 2000000 in scientific notation

whats are earths major spheres and how do they support life