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

the city council wants the location of the entrance to a new city park to be determined by the reflection of the school entrance across the y-axis what are the

The sides of a triangle measure 2.24 inches, 3.56 inches, and 4.50 inches. What is the perimeter of this triangle? Report the answer with the appropriate number

The poem the black snake by Patricia Hubbell

A contribution by Justinian 1 to the Byzantine empire was

The was a time of great political unrest that divided europe into eastern and western sections.

What is loyalty? And how do I put it Into a paragraph

whats the velocity if a seagull drops a shell from rest at a height of 11m, how fast is the shell moving when it hits the rocks

875,932,461,160 what digit is in the hundred-millions place of this number.

Escoge la oración que describe mejor esta imagen: Son huevos picados. Es una mezcla de huevos y otras cosas de desayuno. Son huevos rancheros de México. Orig

Which number is equivalent to 5*10+4*1+8*1/10+6*1/100+1*1/1,000 A. 54.861 B. 54.0861 C. 5.4861 D. 0.54861